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Unsourced material may be challenged and removed.<br /><small><span class="plainlinks"><i>Find sources:</i> <a rel="nofollow" class="external text" href="https://www.google.com/search?as_eq=wikipedia&q=%22HP+calculators%22">"HP calculators"</a> – <a rel="nofollow" class="external text" href="https://www.google.com/search?tbm=nws&q=%22HP+calculators%22+-wikipedia&tbs=ar:1">news</a> <b>·</b> <a rel="nofollow" class="external text" href="https://www.google.com/search?&q=%22HP+calculators%22&tbs=bkt:s&tbm=bks">newspapers</a> <b>·</b> <a rel="nofollow" class="external text" href="https://www.google.com/search?tbs=bks:1&q=%22HP+calculators%22+-wikipedia">books</a> <b>·</b> <a rel="nofollow" class="external text" href="https://scholar.google.com/scholar?q=%22HP+calculators%22">scholar</a> <b>·</b> <a rel="nofollow" class="external text" href="https://www.jstor.org/action/doBasicSearch?Query=%22HP+calculators%22&acc=on&wc=on">JSTOR</a></span></small></span> <span class="date-container"><i>(<span class="date">September 2008</span>)</i></span><span class="hide-when-compact"><i> (<small><a href="/wiki/Help:Maintenance_template_removal" title="Help:Maintenance template removal">Learn how and when to remove this message</a></small>)</i></span></div></td></tr></tbody></table> <p class="mw-empty-elt"> </p> <figure typeof="mw:File/Thumb"><a href="/wiki/File:HP48G.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/9/95/HP48G.jpg/200px-HP48G.jpg" decoding="async" width="200" height="309" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/95/HP48G.jpg/300px-HP48G.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/95/HP48G.jpg/400px-HP48G.jpg 2x" data-file-width="1291" data-file-height="1995" /></a><figcaption>HP 48G</figcaption></figure> <figure class="mw-halign-right" typeof="mw:File/Thumb"><a href="/wiki/File:HP29C.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/8/8f/HP29C.jpg/200px-HP29C.jpg" decoding="async" width="200" height="154" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/8f/HP29C.jpg/300px-HP29C.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/8f/HP29C.jpg/400px-HP29C.jpg 2x" data-file-width="1360" data-file-height="1048" /></a><figcaption>HP 29C</figcaption></figure> <p><b>HP calculators</b> are various <a href="/wiki/Calculators" class="mw-redirect" title="Calculators">calculators</a> manufactured by the <a href="/wiki/Hewlett-Packard" title="Hewlett-Packard">Hewlett-Packard</a> company over the years. </p><p>Their desktop models included the <a href="/wiki/HP_9800_series" title="HP 9800 series">HP 9800 series</a>, while their handheld models started with the <a href="/wiki/HP-35" title="HP-35">HP-35</a>. Their focus has been on high-end scientific, engineering and complex financial uses. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="History">History</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=HP_calculators&action=edit&section=1" title="Edit section: History"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In the 1960s, <a href="/wiki/Hewlett-Packard" title="Hewlett-Packard">Hewlett-Packard</a> was becoming a diversified <a href="/wiki/Electronics" title="Electronics">electronics</a> company with product lines in electronic <a href="/wiki/Measuring_instrument" class="mw-redirect" title="Measuring instrument">test equipment</a>, scientific instrumentation, and <a href="/wiki/Medical_electronics" class="mw-redirect" title="Medical electronics">medical electronics</a>, and was just beginning its entry into <a href="/wiki/Computer" title="Computer">computers</a>. The corporation recognized two opportunities: it might be possible to automate the instrumentation that HP was producing, and HP's customer base were likely to buy a product that could replace the <a href="/wiki/Slide_rule" title="Slide rule">slide rules</a> and <a href="/wiki/Adding_machine" title="Adding machine">adding machines</a> that were being used for computation. </p> <figure typeof="mw:File/Thumb"><a href="/wiki/File:HP-35_Red_Dot.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/3/34/HP-35_Red_Dot.jpg/150px-HP-35_Red_Dot.jpg" decoding="async" width="150" height="250" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/34/HP-35_Red_Dot.jpg/225px-HP-35_Red_Dot.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/34/HP-35_Red_Dot.jpg/300px-HP-35_Red_Dot.jpg 2x" data-file-width="1530" data-file-height="2550" /></a><figcaption>HP's first scientific calculator, HP-35</figcaption></figure> <p>With this in mind, HP built the <a href="/wiki/Hewlett-Packard_9100A" title="Hewlett-Packard 9100A">HP 9100</a> desktop scientific calculator. This was a full-featured calculator that included not only standard "adding machine" functions but also powerful capabilities to handle <a href="/wiki/Floating_point" class="mw-redirect" title="Floating point">floating-point</a> numbers, <a href="/wiki/Trigonometry" title="Trigonometry">trigonometric functions</a>, <a href="/wiki/Logarithm" title="Logarithm">logarithms, exponentiation, and square roots</a>. </p><p>This new calculator was well received by the customer base, but <a href="/wiki/William_Reddington_Hewlett" class="mw-redirect" title="William Reddington Hewlett">William Hewlett</a> saw additional opportunities if the desktop calculator could be made small enough to fit into his shirt pocket. He charged his engineers with this exact goal using the size of his shirt pocket as a guide.<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (June 2011)">citation needed</span></a></i>]</sup> The result was the <a href="/wiki/HP-35" title="HP-35">HP-35</a> calculator. This calculator provided functionality that was revolutionary for a pocket calculator at that time.<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (June 2011)">citation needed</span></a></i>]</sup> </p> <figure typeof="mw:File/Thumb"><a href="/wiki/File:HP-41CV_Calculator.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6f/HP-41CV_Calculator.jpg/150px-HP-41CV_Calculator.jpg" decoding="async" width="150" height="260" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6f/HP-41CV_Calculator.jpg/225px-HP-41CV_Calculator.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6f/HP-41CV_Calculator.jpg/300px-HP-41CV_Calculator.jpg 2x" data-file-width="1219" data-file-height="2113" /></a><figcaption>HP's first calculator with alpha-numeric display, HP-41C</figcaption></figure> <p><br /> Through the years, HP released several calculators that varied in their mathematical capabilities, programmability, and I/O capabilities. Some of them could be used (via <a href="/wiki/HP-IL" title="HP-IL">HP-IL</a>) to control the instruments other Hewlett Packard divisions produced. </p><p><span class="anchor" id="Moravia"></span>On 1 November 2021, Moravia Consulting spol. s r.o.<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> (for all markets but the Americas) and <a href="/wiki/Royal_Consumer_Information_Products,_Inc." class="mw-redirect" title="Royal Consumer Information Products, Inc.">Royal Consumer Information Products, Inc.</a><sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> (for the Americas) became the licensees of <a href="/wiki/HP_Development_Company,_L.P." class="mw-redirect" title="HP Development Company, L.P.">HP Development Company, L.P.</a> to continue the development, production, distribution, marketing and support of any HP-branded calculators. </p> <div class="mw-heading mw-heading2"><h2 id="Characteristics">Characteristics</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=HP_calculators&action=edit&section=2" title="Edit section: Characteristics"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>HP calculators are well known for their use of <a href="/wiki/Reverse_Polish_notation" title="Reverse Polish notation">reverse Polish notation</a> (RPN). </p><p>Programmable HP calculators allow users to create their own programs. </p> <div class="mw-heading mw-heading2"><h2 id="Calculators">Calculators</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=HP_calculators&action=edit&section=3" title="Edit section: Calculators"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Below are some of HP's handheld calculator models produced over the years: </p> <table class="wikitable sortable"> <tbody><tr> <th>Product</th> <th>Year</th> <th>Description </th></tr> <tr> <td><a href="/wiki/HP_9g" title="HP 9g">HP 9g</a> </td> <td>2003 </td> <td>Graphing calculator designed by <a href="/wiki/Kinpo_Electronics,_Inc." class="mw-redirect" title="Kinpo Electronics, Inc.">Kinpo Electronics, Inc.</a><sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <td><a href="/w/index.php?title=HP_9s&action=edit&redlink=1" class="new" title="HP 9s (page does not exist)">HP 9s</a> </td> <td>2002 </td> <td>Scientific calculator designed by Kinpo Electronics, Inc., with the same form factor as the 9g and the 30S </td></tr> <tr> <td><a href="/w/index.php?title=Hewlett-Packard_HP-10&action=edit&redlink=1" class="new" title="Hewlett-Packard HP-10 (page does not exist)">HP-10</a> </td> <td>1977 </td> <td>Basic four-function calculator with printer and conventional arithmetic entry (no RPN). </td></tr> <tr> <td><a href="/wiki/HP-10B" title="HP-10B">HP-10B</a> </td> <td>1987 </td> <td>Financial calculator </td></tr> <tr> <td><a href="/wiki/HP-10C" class="mw-redirect" title="HP-10C">HP-10C</a> </td> <td>1982 </td> <td>Range entry calculator, Scientific Programmable, statistical functions. </td></tr> <tr> <td><a href="/w/index.php?title=HP-10S%2B&action=edit&redlink=1" class="new" title="HP-10S+ (page does not exist)">HP-10S+</a> </td> <td>2012 </td> <td>A dual-powered (battery and solar cells) algebraic scientific calculator with 2-line dot matrix and segment display. </td></tr> <tr> <td><a href="/wiki/HP-11C" class="mw-redirect" title="HP-11C">HP-11C</a> </td> <td>1981 </td> <td>Scientific Programmable, including hyperbolics, gamma function, statistical functions, and random number generation. </td></tr> <tr> <td><a href="/wiki/HP-10s" class="mw-redirect" title="HP-10s">HP-10s</a> </td> <td>2007 </td> <td>A scientific calculator with more than 240 built-in functions, with 2 lines × 10 digits LCD. </td></tr> <tr> <td><a href="/wiki/HP-12C" title="HP-12C">HP-12C</a> </td> <td>1981 </td> <td>The finance-centric programmable calculator from the Voyager series introduced in the 1980s. The longest running product in the HP calculator line, it remains in production. Various models exist, the latest in 2008. </td></tr> <tr> <td><a href="/w/index.php?title=HP-14B&action=edit&redlink=1" class="new" title="HP-14B (page does not exist)">HP-14B</a> </td> <td>1988 </td> <td>Finance calculator with 12 digits precision and algebraic logic. It has 130 functions, 41 keys, and an LCD display.<sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <td><a href="/wiki/HP-15C" title="HP-15C">HP-15C</a> </td> <td>1982 </td> <td>Advanced Scientific Programmable, including hyperbolics, gamma function, combinatorial and statistical functions, random number generation, numerical integration, numerical root finding, plus comprehensive matrix operations and full support for complex numbers. </td></tr> <tr> <td><a href="/wiki/HP-16C" title="HP-16C">HP-16C</a> </td> <td>1982 </td> <td>Computer science programmable calculator that could perform binary arithmetic, base-conversion (decimal, and binary, octal, and hexadecimal) and Boolean-logic functions. </td></tr> <tr> <td><a href="/wiki/HP-17B" title="HP-17B">HP-17B</a> </td> <td>1988 </td> <td>Financial calculator superseding the 12C, with two-line display, alphanumerics and sophisticated Solve functions rather than step programming. Uses the <a href="/wiki/HP_Saturn" title="HP Saturn">Saturn</a> chip set. </td></tr> <tr> <td><a href="/wiki/HP-18C" title="HP-18C">HP-18C</a> </td> <td>1986 </td> <td>RPL clamshell business calculator. </td></tr> <tr> <td><a href="/wiki/HP-19B" title="HP-19B">HP-19B</a> </td> <td>1988 </td> <td>Financial calculator. </td></tr> <tr> <td><a href="/wiki/HP-19C" class="mw-redirect" title="HP-19C">HP-19C</a> </td> <td>1977 </td> <td>Calculator with RPN and built-in thermal printer. Included a programming language with looping and branching. </td></tr> <tr> <td><a href="/wiki/HP_20b" title="HP 20b">HP 20b</a> </td> <td>2008 </td> <td>Financial calculator with RPN. </td></tr> <tr> <td><a href="/wiki/HP-20S" title="HP-20S">HP-20S</a> </td> <td>1988 </td> <td>A basic scientific calculator, using infix notation, barely programmable and with no graphing capabilities. </td></tr> <tr> <td><a href="/wiki/HP-21" title="HP-21">HP-21</a> </td> <td>1975 </td> <td>Scaled-down HP-25. </td></tr> <tr> <td><a href="/wiki/HP-21S" class="mw-redirect" title="HP-21S">HP-21S</a> </td> <td>1989 </td> <td>An algebraic, keystroke programming calculator. </td></tr> <tr> <td><a href="/wiki/HP-22S" title="HP-22S">HP-22S</a> </td> <td>1988 </td> <td>An algebraic scientific/statistics calculator. </td></tr> <tr> <td><a href="/wiki/HP-25" title="HP-25">HP-25</a> </td> <td>1975 </td> <td>Smaller programmable model with programs up to 49 steps. Version HP-25C was first calculator with "<a href="/wiki/HP_Continuous_memory" class="mw-redirect" title="HP Continuous memory">continuous memory</a>". </td></tr> <tr> <td><a href="/wiki/HP-27S" title="HP-27S">HP-27S</a> </td> <td>1988 </td> <td>The first HP pocket calculator to use <a href="/wiki/Infix_notation" title="Infix notation">algebraic notation</a> only rather than RPN. It was a "do all" calculator that included algebraic solver like the <a href="/wiki/HP-18C" title="HP-18C">HP-18C</a>, statistical, probability and time/value of money calculations. It had approximately 7 kilobytes of programmable memory which could be used for formulas or notes. The two-push 6-key letter typing system was fairly fast after a learning period.<sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <td><a href="/wiki/HP-28C" class="mw-redirect" title="HP-28C">HP-28C</a> </td> <td>1987 </td> <td>RPN scientific graphing calculator. First HP graphing calculator, and introduced the <a href="/wiki/Forth_(programming_language)" title="Forth (programming language)">Forth</a>-like <a href="/wiki/RPL_(programming_language)" title="RPL (programming language)">RPL</a>, programmable keys, and symbolic equation solving, with 2 KB of user memory. Book-style design (flip-open cover) with keys on both interior halves. </td></tr> <tr> <td><a href="/wiki/HP-28S" class="mw-redirect" title="HP-28S">HP-28S</a> </td> <td>1988 </td> <td>Expansion of HP-28C; 32 <a href="/wiki/Kilobyte" title="Kilobyte">KB</a> of user memory due to customers unexpectedly keeping programs in memory for extended periods. Introduced a file system for storing variables, functions, and user programs in the form of a multi-level tree. Like the HP-28C, this model used the "open-book" physical design. Functionally a direct predecessor to the HP-48 series, which returned to a more traditional physical design based on the HP-41. </td></tr> <tr> <td><a href="/wiki/HP-29C" class="mw-redirect" title="HP-29C">HP-29C</a> </td> <td>1977 </td> <td>Programmable calculator with RPN. Included a programming language with looping and branching. An inexpensive variation on the 19C printer. </td></tr> <tr> <td><a href="/wiki/HP_30b" title="HP 30b">HP 30b</a> </td> <td>2010 </td> <td>Programmable Financial calculator released in 2010. Built in Black-Scholes Equation, FMRR and MIRR. Powered by ARM processor. Multiple input methods including RPN, chain algebraic, and normal. </td></tr> <tr> <td><a href="/wiki/HP_30s" class="mw-redirect" title="HP 30s">HP 30s</a> </td> <td>2000 </td> <td>Calculator designed by Kinpo Electronics, Inc. </td></tr> <tr> <td><a href="/wiki/HP-32E" class="mw-redirect" title="HP-32E">HP-32E</a> </td> <td>1978 </td> <td>Scientific non-programmable </td></tr> <tr> <td><a href="/wiki/HP-32S" title="HP-32S">HP-32S</a> </td> <td>1988 </td> <td>Scientific programmable, updated to <a href="/wiki/HP-32SII" class="mw-redirect" title="HP-32SII">HP-32SII</a> </td></tr> <tr> <td><a href="/wiki/HP_33s" title="HP 33s">HP 33s</a> </td> <td>2003 </td> <td>Calculator designed by Kinpo Electronics, Inc. Successor to the HP-32SII. </td></tr> <tr> <td><a href="/w/index.php?title=HP-33C&action=edit&redlink=1" class="new" title="HP-33C (page does not exist)">HP-33C</a> </td> <td>1978 </td> <td>Scientific Programmable—successor to the HP-25 and HP-25C. </td></tr> <tr> <td><a href="/wiki/HP-34C" title="HP-34C">HP-34C</a> </td> <td>1979 </td> <td>Scientific Programmable calculator. First with integration and Root Finding. </td></tr> <tr> <td><a href="/wiki/HP-35" title="HP-35">HP-35</a> </td> <td>1972 </td> <td>HP's first pocket calculator, and the world's first pocket calculator with <a href="/wiki/Transcendental_number" title="Transcendental number">transcendental</a> functions. As such, it is regarded as the first "scientific" calculator. </td></tr> <tr> <td><a href="/wiki/HP_35s" title="HP 35s">HP 35s</a> </td> <td>2007 </td> <td>Introduced to commemorate the 35th anniversary of the HP-35, it is an advanced scientific programmable calculator, featuring algebraic and RPN modes, hyperbolics, statistics, numerical integration, numerical solver, random number generation, equations, and full programmability, using up to 32 Kb of RAM for programs and data. </td></tr> <tr> <td><a href="/wiki/HP_38G" title="HP 38G">HP 38G</a> </td> <td>1995 </td> <td>A simplified graphic model, using infix notation. </td></tr> <tr> <td><a href="/wiki/HP_39G" class="mw-redirect" title="HP 39G">HP 39G</a> </td> <td>2000 </td> <td>A successor to the HP-38, using infix notation. </td></tr> <tr> <td><a href="/wiki/HP_39gs" class="mw-redirect" title="HP 39gs">HP 39gs</a> </td> <td>2006 </td> <td>A successor to the HP 38G. It does not support RPN. </td></tr> <tr> <td><a href="/wiki/HP_39gII" class="mw-redirect" title="HP 39gII">HP 39gII</a> </td> <td>2011 </td> <td>A successor to the HP 39gs. Nearly identical in features but with a high-resolution screen and internationalized for the Chinese market. </td></tr> <tr> <td><a href="/wiki/HP_40G" class="mw-redirect" title="HP 40G">HP 40G</a> series </td> <td>2000 </td> <td>A successor to the HP 38G, using infix notation. The 40G is identical to the 39G but adds a <a href="/wiki/Computer_algebra_system" title="Computer algebra system">computer algebra system</a>. </td></tr> <tr> <td><a href="/wiki/HP-41" class="mw-redirect" title="HP-41">HP-41</a> series </td> <td>1979 </td> <td>Three models in this series were released over its lifetime, the 41C, 41CV, and 41CX. The 41C had user configurable program steps and memory registers, alpha-numeric display, user programmable key mappings, and four expansion ports that could hold additional memory, an interface to HP-IL peripherals, a magnetic card reader–writer, or commercial application programs. The 41CV quintupled the amount of base memory, and the 41CX added a clock and some additional functions and memory. </td></tr> <tr> <td><a href="/wiki/HP-42S" title="HP-42S">HP-42S</a> </td> <td>1988 </td> <td>A non-expandable follow-up to the HP-41 series. It included a two line display (dot addressable) and featured built-in matrix and complex number mathematics. </td></tr> <tr> <td><a href="/wiki/HP-45" title="HP-45">HP-45</a> </td> <td>1973 </td> <td>Improved version of the HP-35 with 10 memory registers, extra functions and display format selection. </td></tr> <tr> <td><a href="/wiki/HP_48" class="mw-redirect" title="HP 48">HP 48</a> series </td> <td>1990 </td> <td>Programmable graphic calculators, initially the SX and a year later the cheaper S, and three years later the G and GX with a faster processor and more graphical interface; SX and GX versions had expansion slots. Based on the functionality of the HP-28S, but with a return to a traditional appearance (similar to the HP-41 series). Historically one of the most popular models among engineers. Uses a filesystem first introduced on the HP-28S. Has a real-time clock and an operating system with programmable-action alarms, which could turn on the calculator and run arbitrary user programs at a user-specified time & frequency. </td></tr> <tr> <td><a href="/wiki/HP_49/50_series" title="HP 49/50 series">HP 49/50 series</a> </td> <td>1999 </td> <td>Enhanced, graphic versions of the HP 48 series. Later models designed by Kinpo Electronics, Inc. </td></tr> <tr> <td><a href="/wiki/HP_50g" class="mw-redirect" title="HP 50g">HP 50g</a> </td> <td>2006 </td> <td>The latest member of the HP 49 series. Faster (ARM processor), larger display, and ability to read/write removable SD memory cards. </td></tr> <tr> <td><a href="/wiki/HP-55" title="HP-55">HP-55</a> </td> <td>1975 </td> <td>Lower cost version of the HP-65; no magnetic card reader, only 49 programming steps, but had 20 registers instead of just nine. Only model with an accurate (quartz crystal) stopwatch mode. </td></tr> <tr> <td><a href="/wiki/HP-65" title="HP-65">HP-65</a> </td> <td>1974 </td> <td>First programmable pocket calculator. Programs could be up to 100 steps in length and could be written to or read from magnetic strips. </td></tr> <tr> <td><a href="/wiki/HP-67" class="mw-redirect" title="HP-67">HP-67</a> </td> <td>1976 </td> <td>Improved version of the HP-65. </td></tr> <tr> <td><a href="/wiki/HP-71B" title="HP-71B">HP-71B</a> </td> <td>1984 </td> <td>Handheld model natively programmable in an extended BASIC language including a RAM-based filesystem, recursion, multiline user-defined functions and subprogram calling with parameter passing, but also capable of accepting plug-in ROM modules to provide such functionalities as full I/O capabilities to any type of device (printers, mass storage, measurement instruments), programmability in other languages (Forth, Assembler), advanced math capabilities (such as matrix operations, support for complex numbers, multidimensional numerical integration and root finding, Fast Fourier Transforms, etc.), and an advanced Calculator Mode capable of executing algebraic expressions one step at a time and undoing individual steps. </td></tr> <tr> <td><a href="/w/index.php?title=HP-80&action=edit&redlink=1" class="new" title="HP-80 (page does not exist)">HP-80</a> </td> <td>1973 </td> <td>HP's second handheld calculator, designed for business and including functions for <a href="/wiki/Interest" title="Interest">Time Value Of Money</a>, <a href="/wiki/Sum_of_Digits_depreciation" class="mw-redirect" title="Sum of Digits depreciation">Sum of Digits depreciation</a> and similar.<sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <td><a href="/wiki/HP-97" class="mw-redirect" title="HP-97">HP-97</a> </td> <td>1977 </td> <td>Desktop and printing version of the HP-67. </td></tr> <tr> <td><a href="/w/index.php?title=HP-300S%2B&action=edit&redlink=1" class="new" title="HP-300S+ (page does not exist)">HP-300S+</a> </td> <td>2012 </td> <td>A dual-powered (battery and solar cells) algebraic scientific calculator with 4-lines LCD screen and can display expressions in textbook format. </td></tr> <tr> <td><a href="/wiki/HP_Prime" title="HP Prime">HP Prime</a> </td> <td>2013 </td> <td>A "<a href="/wiki/Smartphone" title="Smartphone">smartphone</a> competitor" with a <style data-mw-deduplicate="TemplateStyles:r1154941027">.mw-parser-output .frac{white-space:nowrap}.mw-parser-output .frac .num,.mw-parser-output .frac .den{font-size:80%;line-height:0;vertical-align:super}.mw-parser-output .frac .den{vertical-align:sub}.mw-parser-output .sr-only{border:0;clip:rect(0,0,0,0);clip-path:polygon(0px 0px,0px 0px,0px 0px);height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute;width:1px}</style><span class="frac">3<span class="sr-only">+</span><span class="num">1</span>⁄<span class="den">2</span></span>-inch color touch screen, "apps", CAS and exam feature that allows both selection of RPN vs. Algebraic vs. textbook and exam format for use on the SAT. Includes several new features such as color graphing animation and wireless (dongle) connectivity. </td></tr></tbody></table> <style data-mw-deduplicate="TemplateStyles:r1236090951">.mw-parser-output .hatnote{font-style:italic}.mw-parser-output div.hatnote{padding-left:1.6em;margin-bottom:0.5em}.mw-parser-output .hatnote i{font-style:normal}.mw-parser-output .hatnote+link+.hatnote{margin-top:-0.5em}@media print{body.ns-0 .mw-parser-output .hatnote{display:none!important}}</style><div role="note" class="hatnote navigation-not-searchable">See also: <a href="/wiki/List_of_Hewlett-Packard_products#Pocket_calculators" title="List of Hewlett-Packard products">List of Hewlett-Packard products: Pocket calculators</a></div> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=HP_calculators&action=edit&section=4" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-1">^</a></b></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://hpcalcs.com/">Calculators</a> hpcalcs.com <a rel="nofollow" class="external text" href="https://web.archive.org/web/20230807202700/https://hpcalcs.com/">Archived</a> 2023-08-07 at the <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a></span> </li> <li id="cite_note-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-2">^</a></b></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://hpofficesupply.com/">Office supply</a> hpcalcs.com <a rel="nofollow" class="external text" href="https://web.archive.org/web/20230922151029/https://hpofficesupply.com/">Archived</a> 2023-09-22 at the <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a></span> </li> <li id="cite_note-3"><span class="mw-cite-backlink"><b><a href="#cite_ref-3">^</a></b></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon 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.citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://www.kinpo.com.tw/English/index.html">"Kinpo Electronics, Inc"</a>. <i>www.kinpo.com.tw</i>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=www.kinpo.com.tw&rft.atitle=Kinpo+Electronics%2C+Inc.&rft_id=http%3A%2F%2Fwww.kinpo.com.tw%2FEnglish%2Findex.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHP+calculators" class="Z3988"></span></span> </li> <li id="cite_note-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-4">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.calculator.org/calculators/Hewlett-Packard_HP_14B.html">"calculators/Hewlett-Packard HP 14B - calculator.org"</a>. <i>www.calculator.org</i><span class="reference-accessdate">. Retrieved <span class="nowrap">2024-02-08</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=www.calculator.org&rft.atitle=calculators%2FHewlett-Packard+HP+14B+-+calculator.org&rft_id=https%3A%2F%2Fwww.calculator.org%2Fcalculators%2FHewlett-Packard_HP_14B.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHP+calculators" class="Z3988"></span></span> </li> <li id="cite_note-5"><span class="mw-cite-backlink"><b><a href="#cite_ref-5">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.hpmuseum.org/hp27s.htm">"HP-27S"</a>. <i>www.hpmuseum.org</i>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=www.hpmuseum.org&rft.atitle=HP-27S&rft_id=https%3A%2F%2Fwww.hpmuseum.org%2Fhp27s.htm&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHP+calculators" class="Z3988"></span></span> </li> <li id="cite_note-6"><span class="mw-cite-backlink"><b><a href="#cite_ref-6">^</a></b></span> <span class="reference-text"><a rel="nofollow" class="external text" href="http://www.hpmuseum.org/hp80.htm">HP-80</a>, The Museum of HP Calculators</span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=HP_calculators&action=edit&section=5" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a rel="nofollow" class="external text" href="http://www.hpmuseum.org/">HPMuseum.org</a> Museum of slide rules and significant HP calculators</li> <li><a rel="nofollow" class="external text" href="http://www.hpcalc.org">HPCalc.org</a> Information about and software for HP programmable calculators</li> <li><a rel="nofollow" class="external text" href="https://www.youtube.com/@hpcalc"><span class="plainlinks">hpcalc.org</span>'s channel</a> on <a href="/wiki/YouTube_handle_(identifier)" class="mw-redirect" title="YouTube handle (identifier)">YouTube</a> — HP Handheld Conference videos 2011–</li> <li><a rel="nofollow" class="external text" href="http://mycalcdb.free.fr/main.php?l=0&b=1">MyCalcDB</a> HP calculators list.</li> <li><a rel="nofollow" class="external text" href="https://web.archive.org/web/20070608180941/http://membres.lycos.fr/albillo/calcmain.htm">Calc Pages</a> Articles and programs for classic HP calculators</li> <li><a rel="nofollow" class="external text" href="http://www.rskey.org">Programmable Calculators</a> Pictures, specifications, and details for most HP calculator</li> <li>The <a rel="nofollow" class="external text" href="http://www.finseth.com/hpdata/index.php">HPDATAbase</a>, a collection of data about all HP calculators</li> <li><a rel="nofollow" class="external text" href="http://www.wiki4hp.com/doku.php">wiki4hp</a>. Community driven wiki about HP calculators and related resources.</li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFKahan2020" class="citation audio-visual cs1"><a href="/wiki/William_Kahan" title="William Kahan">Kahan, William</a> (2020-11-16). <a rel="nofollow" class="external text" href="https://www.youtube.com/watch?v=5mBw7tnRx1c"><i>Kahan on HP calculators: Solve, Integrate and Matrix Operations</i></a>. Turing Awardee Clips.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Kahan+on+HP+calculators%3A+Solve%2C+Integrate+and+Matrix+Operations&rft.series=Turing+Awardee+Clips&rft.date=2020-11-16&rft.aulast=Kahan&rft.aufirst=William&rft_id=https%3A%2F%2Fwww.youtube.com%2Fwatch%3Fv%3D5mBw7tnRx1c&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHP+calculators" class="Z3988"></span></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFSchwartz2021" class="citation web cs1">Schwartz, Jake (2021). <a rel="nofollow" class="external text" href="http://www.pahhc.org/ppccdrom.htm">"The PPC Calculator Archive"</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=The+PPC+Calculator+Archive&rft.date=2021&rft.aulast=Schwartz&rft.aufirst=Jake&rft_id=http%3A%2F%2Fwww.pahhc.org%2Fppccdrom.htm&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHP+calculators" class="Z3988"></span> — A comprehensive collection.</li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFShore2017" class="citation web cs1">Shore, Edward (2017-04-07). <a rel="nofollow" class="external text" href="http://edspi31415.blogspot.com/2017/04/retro-review-hewlett-packard-hp-20s-and.html">"Retro Review: Hewlett Packard HP 20S and 21S"</a><span class="reference-accessdate">. Retrieved <span class="nowrap">2022-01-19</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Retro+Review%3A+Hewlett+Packard+HP+20S+and+21S&rft.date=2017-04-07&rft.aulast=Shore&rft.aufirst=Edward&rft_id=http%3A%2F%2Fedspi31415.blogspot.com%2F2017%2F04%2Fretro-review-hewlett-packard-hp-20s-and.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHP+calculators" class="Z3988"></span></li></ul> <div class="mw-heading mw-heading3"><h3 id="Simulators">Simulators</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=HP_calculators&action=edit&section=6" title="Edit section: Simulators"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a rel="nofollow" class="external text" href="https://web.archive.org/web/20141203183119/https://epx.com.br/ctb/hp12c.php">HP12C Simulator</a> Web based</li> <li><a rel="nofollow" class="external text" href="http://hp-15c.homepage.t-online.de/">HP15C Simulator</a> for Windows (XP and following), Mac OS X (Intel) and Linux (x86)</li> <li><a rel="nofollow" class="external text" href="http://www.hpmuseum.org/guest/miket/rpn25exe.zip">HP25C Simulator</a> for Windows NT/2K/XP and Vista (32 bit only)</li> <li><a rel="nofollow" class="external text" href="http://www.hpmuseum.org/guest/miket/rpn29exe.zip">HP29C Simulator</a> for Windows NT/2K/XP and Vista (32 bit only)</li> <li><a rel="nofollow" class="external text" href="http://www.hpmuseum.org/guest/miket/rpn33exe.zip">HP33C Simulator</a> for Windows NT/2K/XP and Vista (32 bit only)</li> <li><a rel="nofollow" class="external text" href="http://www.hpmuseum.org/guest/miket/rpn67exe.zip">HP67 Simulator</a> for Windows NT/2K/XP and Vista (32 bit only)</li> <li><a rel="nofollow" class="external text" href="http://www.limpidfox.com/hp97.htm">HP97 Simulator</a> for Windows XP and Vista (32 bit only)</li> <li><a rel="nofollow" class="external text" href="http://nonpareil.brouhaha.com/">Nonpareil free source HP simulator set</a> for Linux, <span class="nowrap">Mac OS X</span> and Windows</li> <li><a rel="nofollow" class="external text" href="http://www.bartosiak.org/nonpareil/">nonpareil</a> for Mac OS X</li> <li><a rel="nofollow" class="external text" href="http://www.debug4x.com/">debug4x</a> ?</li> <li><a rel="nofollow" class="external text" href="http://brainaid.de/people/ecd/x49gp/index.html">x49gp</a> for Unix machines</li> <li><a rel="nofollow" class="external text" href="http://www.hpcalc.org/hp49/pc/emulators/">HP emulators</a> for the PC</li> <li><a rel="nofollow" class="external text" href="http://hp.giesselink.com/">HP page of Christoph Giesselink</a></li> <li><a rel="nofollow" class="external text" href="http://www.studio4all.de/htmle/main146.html">emu48 emulator quick setup</a></li> <li>The <a rel="nofollow" class="external text" href="http://www.finseth.com/rpnrpl.html">RPN/RPL Implementations</a> list includes many simulators</li> <li><a rel="nofollow" class="external text" href="http://store.apple.com/us/browse/app">HP Calculator emulators, 12c, 15c, 42s, 48GX, etc.</a> for iPhone and iPad (by various developers)</li></ul> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline ol,.mw-parser-output .hlist.inline ul,.mw-parser-output .hlist dl dl,.mw-parser-output .hlist dl ol,.mw-parser-output .hlist dl ul,.mw-parser-output .hlist ol dl,.mw-parser-output .hlist ol ol,.mw-parser-output .hlist ol ul,.mw-parser-output .hlist ul dl,.mw-parser-output .hlist ul ol,.mw-parser-output .hlist ul ul{display:inline}.mw-parser-output .hlist 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title="Hewlett-Packard">Hewlett-Packard</a></div></th></tr><tr><td class="navbox-abovebelow" colspan="3"><div> <ul><li><a href="/wiki/HP_Inc." title="HP Inc.">HP Inc.</a></li> <li><a href="/wiki/Hewlett_Packard_Enterprise" title="Hewlett Packard Enterprise">Hewlett Packard Enterprise</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Founders</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Bill_Hewlett" title="Bill Hewlett">Bill Hewlett</a></li> <li><a href="/wiki/David_Packard" title="David Packard">David Packard</a></li></ul> </div></td><td class="noviewer navbox-image" rowspan="12" style="width:1px;padding:0 0 0 2px"><div><span class="mw-default-size" typeof="mw:File/Frameless"><a href="/wiki/File:HP_logo_2012.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/a/ad/HP_logo_2012.svg/110px-HP_logo_2012.svg.png" decoding="async" width="110" height="110" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/ad/HP_logo_2012.svg/165px-HP_logo_2012.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/ad/HP_logo_2012.svg/220px-HP_logo_2012.svg.png 2x" data-file-width="100" data-file-height="100" /></a></span></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Board_of_directors" title="Board of directors">Directors</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Marc_Andreessen" title="Marc Andreessen">Marc Andreessen</a></li> <li><a href="/wiki/Mohamed_M._Atalla" title="Mohamed M. Atalla">Mohamed M. Atalla</a></li> <li>Shumeet Banerji</li> <li><a href="/wiki/Rajiv_L._Gupta" title="Rajiv L. Gupta">Raj Gupta</a></li> <li><a href="/wiki/Raymond_J._Lane" title="Raymond J. Lane">Raymond J. Lane</a></li> <li><a href="/wiki/Ann_Livermore" title="Ann Livermore">Ann Livermore</a></li> <li><a href="/wiki/Gary_M._Reiner" title="Gary M. Reiner">Gary M. Reiner</a></li> <li><a href="/wiki/Patricia_Russo" title="Patricia Russo">Patricia F. Russo</a> (Chairwoman)</li> <li><a href="/wiki/Jim_Skinner" class="mw-redirect" title="Jim Skinner">Jim Skinner</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Executive <br />officers</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Meg_Whitman" title="Meg Whitman">Meg Whitman</a></li> <li>Todd Bradley</li> <li>Dave Donatelli</li> <li>Martin Fink</li> <li>Henry Gomez</li> <li>John Hinshaw</li> <li>Marty Homlish</li> <li>George Kadifa</li> <li>Tracy Keogh</li> <li><a href="/wiki/Catherine_A._Lesjak" title="Catherine A. Lesjak">Cathie Lesjak</a></li> <li>Mike Nefkens</li> <li><a href="/wiki/Antonio_Neri_(businessman)" title="Antonio Neri (businessman)">Antonio Neri</a></li> <li>John F. Schultz</li> <li>Bill Veghte</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Computer <br />hardware <br />products</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Hewlett_Packard_Enterprise" title="Hewlett Packard Enterprise">HPE</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%">Servers</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/HPE_BladeSystem" title="HPE BladeSystem">BladeSystem</a></li> <li><a href="/wiki/HPE_Integrity_Servers" title="HPE Integrity Servers">Integrity</a> <ul><li><a href="/wiki/HP_Superdome" class="mw-redirect" title="HP Superdome">Superdome</a></li></ul></li> <li><a href="/wiki/ProLiant" title="ProLiant">ProLiant</a></li> <li><a href="/wiki/NonStop_(server_computers)" title="NonStop (server computers)">NonStop</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Storage</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/HPE_Storage" class="mw-redirect" title="HPE Storage">HPE Storage</a> <ul><li><a href="/wiki/HPE_XP" title="HPE XP">HPE XP</a></li> <li><a href="/wiki/HPE_3PAR" class="mw-redirect" title="HPE 3PAR">HPE 3PAR</a></li></ul></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/HP_Inc." title="HP Inc.">HP Inc.</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Business_laptops" scope="row" class="navbox-group" style="width:1%">Business laptops</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/HP_ProBook" title="HP ProBook">ProBook</a></li> <li><a href="/wiki/HP_EliteBook" title="HP EliteBook">EliteBook</a></li> <li><a href="/wiki/HP_ZBook" title="HP ZBook">ZBook</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/HP_business_desktops" class="mw-redirect" title="HP business desktops">Business desktops</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li>ProDesk</li> <li>EliteDesk</li> <li><a href="/wiki/HP_Z" title="HP Z">Z workstations</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Consumer PCs</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/HP_OmniBook" title="HP OmniBook">OmniBook</a></li> <li><a href="/wiki/HP_Pavilion" title="HP Pavilion">Pavilion</a></li> <li><a href="/wiki/HP_Spectre" title="HP Spectre">Spectre</a></li> <li><a href="/wiki/HP_Envy" title="HP Envy">ENVY</a></li> <li><a href="/wiki/HP_Omen" title="HP Omen">OMEN</a></li> <li><a href="/wiki/HP_Essential_laptops#HP_Stream_series" class="mw-redirect" title="HP Essential laptops">Stream</a></li> <li><a href="/wiki/Chromebox" title="Chromebox">HP Chromebox</a></li> <li><a href="/wiki/HP_Essential_laptops" class="mw-redirect" title="HP Essential laptops">Essential laptops</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;">Consumer electronics<br />and accessories</div></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Aruba_Networks" title="Aruba Networks">Aruba Networks</a></li> <li><a class="mw-selflink selflink">Calculators</a></li> <li><a href="/wiki/Teradici" title="Teradici">Teradici</a></li> <li>HyperX</li> <li><a href="/wiki/Plantronics" title="Plantronics">Plantronics</a></li></ul> </div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Photography_and_printing" scope="row" class="navbox-group" style="width:1%">Photography and printing</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/HP_DeskJet" title="HP DeskJet">DeskJet</a></li> <li><a href="/wiki/HP_LaserJet" title="HP LaserJet">LaserJet</a></li> <li><a href="/wiki/HP_ScanJet" title="HP ScanJet">ScanJet</a></li> <li><a href="/wiki/Scitex_Vision" title="Scitex Vision">Scitex</a></li> <li><a href="/wiki/HP_Photosmart" title="HP Photosmart">Photosmart</a></li></ul> </div></td></tr></tbody></table><div> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Other divisions</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Colorado_Memory_Systems" title="Colorado Memory Systems">Colorado Memory Systems</a></li> <li><a href="/wiki/Indigo_Digital_Press" class="mw-redirect" title="Indigo Digital Press">Indigo Digital Press</a></li> <li><a href="/wiki/Scitex_Vision" title="Scitex Vision">Scitex</a></li> <li><a href="/wiki/HPE_Systems_Insight_Manager" title="HPE Systems Insight Manager">Systems Insight Manager</a></li> <li><a href="/wiki/Hewlett_Packard_Enterprise_Networking" class="mw-redirect" title="Hewlett Packard Enterprise Networking">HPE Networking</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Software</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/HyperSpace_(software)" title="HyperSpace (software)">HyperSpace OS</a></li> <li><a href="/wiki/HP-UX" title="HP-UX">HP-UX</a></li> <li><a href="/wiki/HP_Data_Protector" class="mw-redirect" title="HP Data Protector">HP Data Protector</a></li> <li><a href="/wiki/NonStop_OS" class="mw-redirect" title="NonStop OS">NonStop OS</a></li> <li><a href="/wiki/NonStop_SQL" title="NonStop SQL">NonStop SQL</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Discontinued<br />products</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Compaq" title="Compaq">Compaq</a> line</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/HP_business_desktops" class="mw-redirect" title="HP business desktops">HP Compaq</a> <ul><li>HP Compaq Elite</li> <li><a href="/wiki/Compaq_tc1000" title="Compaq tc1000">TC</a></li></ul></li> <li><a href="/wiki/Compaq_Presario" title="Compaq Presario">Presario</a></li> <li><a href="/wiki/Compaq_Evo" title="Compaq Evo">Evo</a></li> <li><a href="/wiki/IPAQ" title="IPAQ">iPAQ</a></li> <li><a href="/wiki/AlphaServer" title="AlphaServer">AlphaServer</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Software</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Domain/OS" title="Domain/OS">Domain/OS</a></li> <li><a href="/wiki/LightScribe" title="LightScribe">LightScribe</a></li> <li><a href="/wiki/HP_Multi-Programming_Executive" title="HP Multi-Programming Executive">MPE</a></li> <li><a href="/wiki/OpenVMS" title="OpenVMS">OpenVMS</a> (sold)</li> <li><a href="/wiki/QuickPlay" title="QuickPlay">HP QuickPlay</a></li> <li><a href="/wiki/Tru64_UNIX" title="Tru64 UNIX">Tru64 UNIX</a></li> <li><a href="/wiki/WebOS" title="WebOS">WebOS</a> (sold)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Services</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/HP_Cloud" title="HP Cloud">HP Cloud</a></li> <li><a href="/wiki/HP_CloudSystem" title="HP CloudSystem">HP CloudSystem</a></li> <li><a href="/wiki/HPE_Helion" title="HPE Helion">HPE Helion</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Hardware</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/HP_Jornada" title="HP Jornada">Jornada</a></li> <li><a href="/wiki/HP_OmniGo" class="mw-redirect" title="HP OmniGo">OmniGo</a></li> <li><a href="/wiki/IPod%2BHP" title="IPod+HP">iPod+HP</a></li> <li><a href="/wiki/VoodooPC" title="VoodooPC">VoodooPC</a></li> <li><a href="/wiki/HP_TouchPad" title="HP TouchPad">TouchPad</a></li> <li>Internet Advisor</li> <li><a href="/wiki/HP_Vectra" title="HP Vectra">Vectra</a></li> <li><a href="/wiki/HP_Brio" title="HP Brio">Brio</a></li> <li><a href="/wiki/HP_Mini" title="HP Mini">Mini</a></li> <li><a href="/wiki/HP_Slate" title="HP Slate">Slate</a></li> <li><a href="/wiki/HP_TouchSmart" title="HP TouchSmart">TouchSmart</a></li> <li><a href="/wiki/Sprout_(computer)" title="Sprout (computer)">Sprout</a></li> <li><a href="/wiki/HP_NetServer" title="HP NetServer">NetServer</a></li> <li><a href="/wiki/HP_Kayak" title="HP Kayak">Kayak</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Closed divisions</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/VoodooPC" title="VoodooPC">VoodooPC</a></li> <li><a href="/wiki/ProCurve" title="ProCurve">ProCurve</a></li> <li>Sold: <ul><li><a href="/wiki/Palm,_Inc." title="Palm, Inc.">Palm</a></li> <li><a href="/wiki/Snapfish" title="Snapfish">Snapfish</a></li></ul></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">HP CEOs</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/List_of_Hewlett-Packard_executive_leadership" title="List of Hewlett-Packard executive leadership">List of HP executives</a></li> <li>Co-founders <a href="/wiki/Bill_Hewlett" title="Bill Hewlett">Bill Hewlett</a> and <a href="/wiki/David_Packard" title="David Packard">David Packard</a></li> <li><a href="/wiki/John_A._Young" title="John A. Young">John A. Young</a></li> <li><a href="/wiki/Lewis_E._Platt" title="Lewis E. Platt">Lewis E. Platt</a></li> <li><a href="/wiki/Carly_Fiorina" title="Carly Fiorina">Carly Fiorina</a></li> <li><a href="/wiki/Mark_Hurd" title="Mark Hurd">Mark Hurd</a></li> <li><a href="/wiki/L%C3%A9o_Apotheker" title="Léo Apotheker">Léo Apotheker</a></li> <li><a href="/wiki/Meg_Whitman" title="Meg Whitman">Meg Whitman</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Assets</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/HP_Garage" title="HP Garage">HP Garage</a></li> <li><a href="/wiki/HP_Labs" title="HP Labs">HP Labs</a></li> <li><a href="/wiki/Utimaco_Atalla" title="Utimaco Atalla">HP Atalla</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">See also</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/List_of_acquisitions_by_Hewlett-Packard" title="List of acquisitions by Hewlett-Packard">Acquisitions</a></li> <li><a href="/wiki/Hewlett-Packard_spying_scandal" title="Hewlett-Packard spying scandal">HP spying scandal</a></li> <li><a href="/wiki/List_of_assets_owned_by_HP" title="List of assets owned by HP">HP Inc. assets</a></li> <li><a href="/wiki/List_of_Hewlett-Packard_products" title="List of Hewlett-Packard products">Products</a></li> <li><a href="/wiki/Mission:_Space" title="Mission: Space">Mission: SPACE</a></li> <li><a href="/wiki/Steve_Wozniak" title="Steve Wozniak">Steve Wozniak</a></li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"></div><div role="navigation" class="navbox" aria-labelledby="Hewlett-Packard_(HP)_calculators" style="padding:3px"><table class="nowraplinks mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2" style="background:#0047AB; color:#FFFFFF;"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231"><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:HP_calculators" title="Template:HP calculators"><abbr title="View this template" style="color:#FFFFFF">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:HP_calculators" title="Template talk:HP calculators"><abbr title="Discuss this template" style="color:#FFFFFF">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:HP_calculators" title="Special:EditPage/Template:HP calculators"><abbr title="Edit this template" style="color:#FFFFFF">e</abbr></a></li></ul></div><div id="Hewlett-Packard_(HP)_calculators" style="font-size:114%;margin:0 4em"><a class="mw-selflink selflink"><span style="color:#FFFFFF;">Hewlett-Packard (HP) calculators</span></a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%;background-color: #FFFFFF"><a href="/wiki/Comparison_of_HP_graphing_calculators" title="Comparison of HP graphing calculators">Graphing</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/HP_9g" title="HP 9g">9g</a></li> <li><a href="/wiki/HP-28_series#HP_28C" title="HP-28 series">28C</a></li> <li><a href="/wiki/HP-28_series#HP_28S" title="HP-28 series">28S</a></li> <li><a href="/wiki/HP_38G" title="HP 38G">38G</a></li> <li><a href="/wiki/HP_39/40_series#39G" title="HP 39/40 series">39G</a></li> <li><a href="/wiki/HP_39/40_series#39g+" title="HP 39/40 series">39g+</a></li> <li><a href="/wiki/HP_39/40_series#39gs" title="HP 39/40 series">39gs</a></li> <li><a href="/wiki/HP_39/40_series#39gII" title="HP 39/40 series">39gII</a></li> <li><a href="/wiki/HP_39/40_series#40G" title="HP 39/40 series">40G</a></li> <li><a href="/wiki/HP_39/40_series#40gs" title="HP 39/40 series">40gs</a></li> <li><a href="/wiki/HP_48_series#48S" title="HP 48 series">48S</a></li> <li><a href="/wiki/HP_48_series#48SX" title="HP 48 series">48SX</a></li> <li><a href="/wiki/HP_48_series#48G" title="HP 48 series">48G</a></li> <li><a href="/wiki/HP_48_series#48G+" title="HP 48 series">48G+</a></li> <li><a href="/wiki/HP_48_series#48GX" title="HP 48 series">48GX</a></li> <li><a href="/wiki/HP_49/50_series#48gII" title="HP 49/50 series">48gII</a></li> <li><a href="/wiki/HP_49/50_series#49G" title="HP 49/50 series">49G</a></li> <li><a href="/wiki/HP_49/50_series#49g+" title="HP 49/50 series">49g+</a></li> <li><a href="/wiki/HP_49/50_series#50g" title="HP 49/50 series">50g</a></li> <li><a href="/wiki/HP_Prime" title="HP Prime">Prime</a></li> <li><a href="/wiki/HP_Xpander" title="HP Xpander">Xpander</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background-color: #FFFFFF">Scientific programmable</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Hewlett-Packard_Voyager_series#10C" title="Hewlett-Packard Voyager series">10C</a></li> <li><a href="/wiki/Hewlett-Packard_Voyager_series#11C" title="Hewlett-Packard Voyager series">11C</a></li> <li><a href="/wiki/HP-15C" title="HP-15C">15C</a> <ul><li><a href="/wiki/HP-15C#15CLE" title="HP-15C">LE</a></li> <li><a href="/wiki/HP-15C#15CCE" title="HP-15C">CE</a></li></ul></li> <li><a href="/wiki/HP-16C" title="HP-16C">16C</a></li> <li><a href="/wiki/HP-19C/-29C#19C" title="HP-19C/-29C">19C</a></li> <li><a href="/wiki/HP-20S" title="HP-20S">20S</a></li> <li><a href="/wiki/HP-21S" class="mw-redirect" title="HP-21S">21S</a></li> <li><a href="/wiki/HP-25#25" title="HP-25">25</a></li> <li><a href="/wiki/HP-25#25C" title="HP-25">25C</a></li> <li><a href="/wiki/HP-19C/-29C#29C" title="HP-19C/-29C">29C</a></li> <li><a href="/wiki/HP-32S" title="HP-32S">32S</a></li> <li><a href="/wiki/HP-32SII" class="mw-redirect" title="HP-32SII">32SII</a></li> <li><a href="/wiki/HP-33E/C" class="mw-redirect" title="HP-33E/C">33C</a></li> <li><a href="/wiki/HP-33E/C" class="mw-redirect" title="HP-33E/C">33E</a></li> <li><a href="/wiki/HP_33s" title="HP 33s">33s</a></li> <li><a href="/wiki/HP-34C" title="HP-34C">34C</a></li> <li><a href="/wiki/HP_35s" title="HP 35s">35s</a></li> <li><a href="/wiki/HP-41C" title="HP-41C">41C</a></li> <li><a href="/wiki/HP-41C#The_HP-41CV_and_CX" title="HP-41C">41CV</a></li> <li><a href="/wiki/HP-41C#The_HP-41CV_and_CX" title="HP-41C">41CX</a></li> <li><a href="/wiki/HP-42S" title="HP-42S">42S</a></li> <li><a href="/wiki/HP-55" title="HP-55">55</a></li> <li><a href="/wiki/HP-65" title="HP-65">65</a></li> <li><a href="/wiki/HP-67/97#67" title="HP-67/97">67</a></li> <li><a href="/wiki/HP-71B" title="HP-71B">71B</a></li> <li><a href="/w/index.php?title=HP-95C&action=edit&redlink=1" class="new" title="HP-95C (page does not exist)">95C</a></li> <li><a href="/wiki/HP-67/97#97" title="HP-67/97">97</a></li> <li><a href="/wiki/HP-67/97#97S" title="HP-67/97">97S</a></li> <li><a href="/wiki/Hewlett-Packard_9100A#9100A" title="Hewlett-Packard 9100A">9100A</a></li> <li><a href="/wiki/Hewlett-Packard_9100A#9100B" title="Hewlett-Packard 9100A">9100B</a></li> <li><a href="/w/index.php?title=Hewlett-Packard_9805&action=edit&redlink=1" class="new" title="Hewlett-Packard 9805 (page does not exist)">9805</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background-color: #FFFFFF">Scientific non-programmable</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/w/index.php?title=HP_6s&action=edit&redlink=1" class="new" title="HP 6s (page does not exist)">6s</a></li> <li><a href="/w/index.php?title=HP_6s&action=edit&redlink=1" class="new" title="HP 6s (page does not exist)">6s Solar</a></li> <li><a href="/w/index.php?title=HP_8s&action=edit&redlink=1" class="new" title="HP 8s (page does not exist)">8s</a></li> <li><a href="/w/index.php?title=HP_9s&action=edit&redlink=1" class="new" title="HP 9s (page does not exist)">9s</a></li> <li><a href="/wiki/HP_10s" title="HP 10s">10s</a></li> <li><a href="/wiki/HP_10s#10s+" title="HP 10s">10s+</a></li> <li><a href="/wiki/HP_10s#10sII" title="HP 10s">10sII</a></li> <li><a href="/wiki/HP-21" title="HP-21">21</a></li> <li><a href="/wiki/HP-22S" title="HP-22S">22S</a></li> <li><a href="/wiki/HP-27" title="HP-27">27</a></li> <li><a href="/wiki/HP-27S" title="HP-27S">27S</a></li> <li><a href="/wiki/HP_30s" class="mw-redirect" title="HP 30s">30s</a></li> <li><a href="/wiki/HP-31E" class="mw-redirect" title="HP-31E">31E</a></li> <li><a href="/wiki/HP-32E" class="mw-redirect" title="HP-32E">32E</a></li> <li><a href="/wiki/HP-35" title="HP-35">35</a></li> <li><a href="/wiki/HP-45" title="HP-45">45</a></li> <li><a href="/w/index.php?title=HP-46&action=edit&redlink=1" class="new" title="HP-46 (page does not exist)">46</a></li> <li><a href="/w/index.php?title=HP-91&action=edit&redlink=1" class="new" title="HP-91 (page does not exist)">91</a></li> <li><a href="/w/index.php?title=HP_SmartCalc_series&action=edit&redlink=1" class="new" title="HP SmartCalc series (page does not exist)">300s</a></li> <li><a href="/w/index.php?title=HP_SmartCalc_series&action=edit&redlink=1" class="new" title="HP SmartCalc series (page does not exist)">300s+</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background-color: #FFFFFF">Financial and business</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/HP-10B#10B" title="HP-10B">10B</a></li> <li><a href="/wiki/HP-10B#10bII" title="HP-10B">10bII</a></li> <li><a href="/wiki/HP-10B#10bII+" title="HP-10B">10bII+</a></li> <li><a href="/wiki/HP-12C#12C" title="HP-12C">12C</a> <ul><li><a href="/wiki/HP-12C#12c_Platinum" title="HP-12C">Platinum</a></li> <li><a href="/wiki/HP-12C#12c_Prestige" title="HP-12C">Prestige</a></li></ul></li> <li><a href="/w/index.php?title=HP-14B&action=edit&redlink=1" class="new" title="HP-14B (page does not exist)">14B</a></li> <li><a href="/wiki/HP-17B" title="HP-17B">17B</a></li> <li><a href="/wiki/HP-17B#17BII" title="HP-17B">17BII</a></li> <li><a href="/wiki/HP-17B#17bII+" title="HP-17B">17bII+</a></li> <li><a href="/wiki/HP-18C" title="HP-18C">18C</a></li> <li><a href="/wiki/HP-19B" title="HP-19B">19B</a></li> <li><a href="/wiki/HP-19B#19BII" title="HP-19B">19BII</a></li> <li><a href="/wiki/HP_20b" title="HP 20b">20b</a></li> <li><a href="/wiki/HP-22" title="HP-22">22</a></li> <li><a href="/wiki/HP-27" title="HP-27">27</a></li> <li><a href="/wiki/HP_30b" title="HP 30b">30b</a></li> <li><a href="/wiki/HP-37E" class="mw-redirect" title="HP-37E">37E</a></li> <li><a href="/wiki/HP-38E/C#38C" class="mw-redirect" title="HP-38E/C">38C</a></li> <li><a href="/wiki/HP-38E/C#38E" class="mw-redirect" title="HP-38E/C">38E</a></li> <li><a href="/w/index.php?title=HP-70&action=edit&redlink=1" class="new" title="HP-70 (page does not exist)">70</a></li> <li><a href="/w/index.php?title=HP-80&action=edit&redlink=1" class="new" title="HP-80 (page does not exist)">80</a></li> <li><a href="/w/index.php?title=HP-81&action=edit&redlink=1" class="new" title="HP-81 (page does not exist)">81</a></li> <li><a href="/w/index.php?title=HP-92&action=edit&redlink=1" class="new" title="HP-92 (page does not exist)">92</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background-color: #FFFFFF">Other</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/HP-01" title="HP-01">01</a></li> <li><a href="/w/index.php?title=Hewlett-Packard_HP-10&action=edit&redlink=1" class="new" title="Hewlett-Packard HP-10 (page does not exist)">10</a></li> <li><a href="/wiki/HP_CalcPad_series" title="HP CalcPad series">CalcPad</a> <ul><li><a href="/wiki/HP_CalcPad_series#100" title="HP CalcPad series">100</a></li> <li><a href="/wiki/HP_CalcPad_series#200" title="HP CalcPad series">200</a></li></ul></li> <li><a href="/w/index.php?title=HP_QuickCalc_series&action=edit&redlink=1" class="new" title="HP QuickCalc series (page does not exist)">QuickCalc</a></li> <li><a href="/w/index.php?title=HP_EasyCalc_series&action=edit&redlink=1" class="new" title="HP EasyCalc series (page does not exist)">EasyCalc</a></li> <li><a href="/w/index.php?title=HP_OfficeCalc_series&action=edit&redlink=1" class="new" title="HP OfficeCalc series (page does not exist)">OfficeCalc</a></li> <li><a href="/w/index.php?title=HP_PrintCalc_series&action=edit&redlink=1" class="new" title="HP PrintCalc series (page does not exist)">PrintCalc</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background-color: #FFFFFF">Related topics</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Reverse_Polish_notation" title="Reverse Polish notation">RPN</a></li> <li><a href="/wiki/RPL_(programming_language)" title="RPL (programming language)">RPL</a></li> <li><a href="/wiki/Prime_Programming_Language" class="mw-redirect" title="Prime Programming Language">PPL</a></li> <li><a href="/wiki/FOCAL_(Hewlett-Packard)" class="mw-redirect" title="FOCAL (Hewlett-Packard)">FOCAL</a></li> <li><a href="/wiki/Algebraic_input_method" class="mw-redirect" title="Algebraic input method">ALG</a></li> <li><a href="/wiki/Computer_algebra_system" title="Computer algebra system">CAS</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background-color: #FFFFFF">Emulation software</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/WRPN_Calculator" title="WRPN Calculator">16C</a></li></ul> </div></td></tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Retrieved from "<a dir="ltr" href="https://en.wikipedia.org/w/index.php?title=HP_calculators&oldid=1254153308">https://en.wikipedia.org/w/index.php?title=HP_calculators&oldid=1254153308</a>"</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Help:Category" 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