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mw-list-item"><a href="https://ca.wikipedia.org/wiki/Ole_Jacob_Broch" title="Ole Jacob Broch – Catalan" lang="ca" hreflang="ca" data-title="Ole Jacob Broch" data-language-autonym="Català" data-language-local-name="Catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Ole_Jacob_Broch" title="Ole Jacob Broch – German" lang="de" hreflang="de" data-title="Ole Jacob Broch" data-language-autonym="Deutsch" data-language-local-name="German" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Ole_Jacob_Broch" title="Ole Jacob Broch – French" lang="fr" hreflang="fr" data-title="Ole Jacob Broch" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D5%95%D5%AC%D5%A5_%D5%85%D5%A1%D5%AF%D5%B8%D5%A2_%D4%B2%D6%80%D5%B8%D6%84" title="Օլե Յակոբ Բրոք – Armenian" lang="hy" hreflang="hy" data-title="Օլե Յակոբ Բրոք" data-language-autonym="Հայերեն" data-language-local-name="Armenian" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Ole_Jacob_Broch" title="Ole Jacob Broch – Indonesian" lang="id" hreflang="id" data-title="Ole Jacob Broch" data-language-autonym="Bahasa Indonesia" data-language-local-name="Indonesian" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Ole_Jacob_Broch" title="Ole Jacob Broch – Italian" lang="it" hreflang="it" data-title="Ole Jacob Broch" data-language-autonym="Italiano" data-language-local-name="Italian" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-arz mw-list-item"><a href="https://arz.wikipedia.org/wiki/%D8%A7%D9%88%D9%84_%DA%86%D8%A7%D9%83%D9%88%D8%A8_%D8%A8%D8%B1%D9%88%D8%AA%D8%B4" title="اول چاكوب بروتش – Egyptian Arabic" lang="arz" hreflang="arz" data-title="اول چاكوب بروتش" data-language-autonym="مصرى" data-language-local-name="Egyptian Arabic" class="interlanguage-link-target"><span>مصرى</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Ole_Jacob_Broch" title="Ole Jacob Broch – Dutch" lang="nl" hreflang="nl" data-title="Ole Jacob Broch" data-language-autonym="Nederlands" data-language-local-name="Dutch" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E3%82%AA%E3%83%AC%E3%83%BB%E3%83%A4%E3%82%B3%E3%83%96%E3%83%BB%E3%83%96%E3%83%AD%E3%83%83%E3%83%9B" title="オレ・ヤコブ・ブロッホ – Japanese" lang="ja" hreflang="ja" data-title="オレ・ヤコブ・ブロッホ" data-language-autonym="日本語" data-language-local-name="Japanese" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Ole_Jacob_Broch" title="Ole Jacob Broch – Norwegian Bokmål" lang="nb" hreflang="nb" data-title="Ole Jacob Broch" data-language-autonym="Norsk bokmål" data-language-local-name="Norwegian Bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Ole_Jacob_Broch" title="Ole Jacob Broch – Norwegian Nynorsk" lang="nn" hreflang="nn" data-title="Ole Jacob Broch" data-language-autonym="Norsk nynorsk" data-language-local-name="Norwegian Nynorsk" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%91%D1%80%D0%BE%D0%BA,_%D0%9E%D0%BB%D0%B5_%D0%AF%D0%BA%D0%BE%D0%B1" title="Брок, Оле Якоб – Russian" lang="ru" hreflang="ru" data-title="Брок, Оле Якоб" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Ole_Jacob_Broch" title="Ole Jacob Broch – Finnish" lang="fi" hreflang="fi" data-title="Ole Jacob Broch" data-language-autonym="Suomi" data-language-local-name="Finnish" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Ole_Jacob_Broch" title="Ole Jacob Broch – Swedish" lang="sv" hreflang="sv" data-title="Ole Jacob Broch" 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</div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Appearance"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Appearance</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" 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src="//upload.wikimedia.org/wikipedia/commons/thumb/4/40/Ole_Jacob_Broch.png/220px-Ole_Jacob_Broch.png" decoding="async" width="220" height="266" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/40/Ole_Jacob_Broch.png/330px-Ole_Jacob_Broch.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/40/Ole_Jacob_Broch.png/440px-Ole_Jacob_Broch.png 2x" data-file-width="1091" data-file-height="1319" /></a><figcaption>Ole Jacob Broch.</figcaption></figure> <p><b>Ole Jacob Broch</b> (14 January 1818 – 5 February 1889) was a <a href="/wiki/Norway" title="Norway">Norwegian</a> <a href="/wiki/Mathematician" title="Mathematician">mathematician</a>, <a href="/wiki/Physicist" title="Physicist">physicist</a>, <a href="/wiki/Economist" title="Economist">economist</a> and government minister.<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> </p> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Statsraad_Dr_O_J_Broch_-_1891.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/2/2b/Statsraad_Dr_O_J_Broch_-_1891.jpg/220px-Statsraad_Dr_O_J_Broch_-_1891.jpg" decoding="async" width="220" height="355" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/2b/Statsraad_Dr_O_J_Broch_-_1891.jpg/330px-Statsraad_Dr_O_J_Broch_-_1891.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/2b/Statsraad_Dr_O_J_Broch_-_1891.jpg/440px-Statsraad_Dr_O_J_Broch_-_1891.jpg 2x" data-file-width="801" data-file-height="1292" /></a><figcaption>Ole Jacob Broch</figcaption></figure> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Biography">Biography</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ole_Jacob_Broch&action=edit&section=1" title="Edit section: Biography"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Broch was born at <a href="/wiki/Fredrikstad" title="Fredrikstad">Fredrikstad</a> in <a href="/wiki/%C3%98stfold" title="Østfold">Østfold</a>, Norway. He was the son of war commissary Johan Jørgen Broch (1791–1860) and Jensine Laurentze Bentzen (1790–1877) and the brother of the orientalist and linguist, <a href="/wiki/Jens_Peter_Broch" title="Jens Peter Broch">Jens Peter Broch</a>.<sup id="cite_ref-nbl_2-0" class="reference"><a href="#cite_note-nbl-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> He attended <a href="/wiki/Kristiansand_Cathedral_School" title="Kristiansand Cathedral School">Kristiansand Cathedral School</a> and showed a talent for mathematics at an early age. He attended the Overlærer Møller Institute in Christiania (now <a href="/wiki/Oslo" title="Oslo">Oslo</a>) and later studied at the University of Christiania (now <a href="/wiki/University_of_Oslo" title="University of Oslo">University of Oslo</a>). He also traveled abroad for studies in <a href="/wiki/Paris" title="Paris">Paris</a>, <a href="/wiki/Berlin" title="Berlin">Berlin</a> and <a href="/wiki/K%C3%B6nigsberg" title="Königsberg">Königsberg</a>, during which he developed an interest in <a href="/wiki/Optics" title="Optics">optics</a> and <a href="/wiki/Statistics" title="Statistics">statistics</a>.<sup id="cite_ref-nbl_2-1" class="reference"><a href="#cite_note-nbl-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </p><p>After returning to Norway, he worked with his friend and colleague <a href="/wiki/Hartvig_Nissen" title="Hartvig Nissen">Hartvig Nissen</a> to found the school <a href="/wiki/Hartvig_Nissens_skole" class="mw-redirect" title="Hartvig Nissens skole">Hartvig Nissens skole</a> in 1843, which were to have an emphasis on natural sciences and modern languages.<sup id="cite_ref-Brissach_3-0" class="reference"><a href="#cite_note-Brissach-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> After finishing his doctorate in 1847, he returned to a position at the University that he had resigned to work with Nissen.<sup id="cite_ref-nbl_2-2" class="reference"><a href="#cite_note-nbl-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> He also taught at the <a href="/wiki/Norwegian_Military_Academy" title="Norwegian Military Academy">Military Academy</a>, and in 1847 he founded the <a href="/wiki/Insurance" title="Insurance">insurance</a> company <a href="/wiki/Gjensidige" title="Gjensidige">Gjensidige</a> (under the name "Christiania almindelige, gjensidige Forsørgelsesanstalt"),<sup id="cite_ref-Brissach_3-1" class="reference"><a href="#cite_note-Brissach-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> which was <a href="/wiki/Scandinavia" title="Scandinavia">Scandinavia</a>'s first <a href="/wiki/Life_insurance" title="Life insurance">life insurance</a> company.<sup id="cite_ref-nbl_2-3" class="reference"><a href="#cite_note-nbl-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </p><p>Broch entered politics as a local politician in Christiania, and in the period 1862–69 he represented the city in the <a href="/wiki/Storting" title="Storting">Storting</a>.<sup id="cite_ref-nbl_2-4" class="reference"><a href="#cite_note-nbl-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> In 1869, he was appointed Minister of the Navy in the <a href="/w/index.php?title=Frederik_Stang%27s_Cabinet&action=edit&redlink=1" class="new" title="Frederik Stang's Cabinet (page does not exist)">first cabinet</a> of <a href="/wiki/Frederik_Stang" title="Frederik Stang">Frederik Stang</a>. After serving as a member of the Council of State Division in <a href="/wiki/Stockholm" title="Stockholm">Stockholm</a> in 1871–72, he returned as Minister of the Navy briefly in 1872.<sup id="cite_ref-Stang_4-0" class="reference"><a href="#cite_note-Stang-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> He resigned over differences with his colleagues about government ministers' access to the parliament.<sup id="cite_ref-snl_5-0" class="reference"><a href="#cite_note-snl-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> </p><p>After this his attention turned to international tasks. In 1879 he became a member, and in 1883 director of the <a href="/wiki/International_Bureau_of_Weights_and_Measures" title="International Bureau of Weights and Measures">International Bureau of Weights and Measures</a> in <a href="/wiki/S%C3%A8vres" title="Sèvres">Sèvres</a>, France.<sup id="cite_ref-nbl_2-5" class="reference"><a href="#cite_note-nbl-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> This work took up much of the remainder of Broch's life, but in 1884 he was recalled to Norway to attempt to form a government. The constitutional crisis which caused the fall of the so-called <i><a href="/wiki/Schweigaard%27s_Ministerium" title="Schweigaard's Ministerium">April Ministerium</a></i> of <a href="/wiki/Christian_Homann_Schweigaard" title="Christian Homann Schweigaard">Christian Homann Schweigaard</a>, led to the demand for a new prime minister. Broch failed in this attempt, and returned to France, where he died a few years later. He was buried at <a href="/wiki/Var_Frelsers_gravlund" class="mw-redirect" title="Var Frelsers gravlund">Var Frelsers gravlund</a> in Oslo.<sup id="cite_ref-nbl_2-6" class="reference"><a href="#cite_note-nbl-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Honors">Honors</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ole_Jacob_Broch&action=edit&section=2" title="Edit section: Honors"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Broch received several honours for his scientific and political work. He was a member of the <a href="/wiki/Royal_Norwegian_Society_of_Sciences_and_Letters" title="Royal Norwegian Society of Sciences and Letters">Royal Norwegian Society of Sciences and Letters</a> from 1849, and he received the <a href="/wiki/Grand_Cross" title="Grand Cross">Grand Cross</a> of the <a href="/wiki/Royal_Norwegian_Order_of_St._Olav" class="mw-redirect" title="Royal Norwegian Order of St. Olav">Royal Norwegian Order of St. Olav</a> in 1879.<sup id="cite_ref-nbl_2-7" class="reference"><a href="#cite_note-nbl-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </p><p>Internationally, he was created grand officer of the French <i><a href="/wiki/L%C3%A9gion_d%27honneur" class="mw-redirect" title="Légion d'honneur">Légion d'honneur</a></i>, and Commander Grand Cross of the <a href="/wiki/Sweden" title="Sweden">Swedish</a> <a href="/wiki/Order_of_the_Polar_Star" title="Order of the Polar Star">Order of the Polar Star</a>.<sup id="cite_ref-nbl_2-8" class="reference"><a href="#cite_note-nbl-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </p><p><a href="/wiki/Broch%C3%B8ya" title="Brochøya">Brochøya</a>, an island off the north coast of <a href="/wiki/Nordaustlandet" title="Nordaustlandet">Nordaustlandet</a> in <a href="/wiki/Svalbard" title="Svalbard">Svalbard</a>, was named after him.<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> </p> <div class="mw-heading mw-heading2"><h2 id="Selected_works">Selected works</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ole_Jacob_Broch&action=edit&section=3" title="Edit section: Selected works"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><i>Lehrbuch der Mechanik</i>, 1854</li> <li><i>Laerebog i Arithmetik og Algebraens Elementer</i>, 1860</li> <li><i>Logarithme-Tabel med 5 Decimale</i>, 1865</li> <li><i>Traité Élémentaire des Fonctions Elliptiques</i>, 1867</li></ul> <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=Ole_Jacob_Broch&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 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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 a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .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="https://web.archive.org/web/20171019123141/http://www-history.mcs.st-and.ac.uk/Biographies/Broch.html">"Ole Jacob Broch"</a>. School of Mathematics and Statistics - University of St Andrews, Scotland. Archived from <a rel="nofollow" class="external text" href="http://www-history.mcs.st-and.ac.uk/Biographies/Broch.html">the original</a> on 2017-10-19<span class="reference-accessdate">. Retrieved <span class="nowrap">January 1,</span> 2018</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Ole+Jacob+Broch&rft.pub=School+of+Mathematics+and+Statistics+-+University+of+St+Andrews%2C+Scotland&rft_id=http%3A%2F%2Fwww-history.mcs.st-and.ac.uk%2FBiographies%2FBroch.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3AOle+Jacob+Broch" class="Z3988"></span></span> </li> <li id="cite_note-nbl-2"><span class="mw-cite-backlink">^ <a href="#cite_ref-nbl_2-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-nbl_2-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-nbl_2-2"><sup><i><b>c</b></i></sup></a> <a href="#cite_ref-nbl_2-3"><sup><i><b>d</b></i></sup></a> <a href="#cite_ref-nbl_2-4"><sup><i><b>e</b></i></sup></a> <a href="#cite_ref-nbl_2-5"><sup><i><b>f</b></i></sup></a> <a href="#cite_ref-nbl_2-6"><sup><i><b>g</b></i></sup></a> <a href="#cite_ref-nbl_2-7"><sup><i><b>h</b></i></sup></a> <a href="#cite_ref-nbl_2-8"><sup><i><b>i</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFWasbergHaugland" class="citation encyclopaedia cs1 cs1-prop-foreign-lang-source">Wasberg, Gunnar Christie; Haugland, Karen Mathilde. <a rel="nofollow" class="external text" href="http://www.snl.no/.nbl_biografi/Ole_Jacob_Broch/utdypning">"Ole Jacob Broch"</a>. In <a href="/wiki/Knut_Helle" title="Knut Helle">Helle, Knut</a> (ed.). <i><a href="/wiki/Norsk_biografisk_leksikon" title="Norsk biografisk leksikon">Norsk biografisk leksikon</a></i> (in Norwegian). Oslo: Kunnskapsforlaget<span class="reference-accessdate">. Retrieved <span class="nowrap">18 November</span> 2013</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=Ole+Jacob+Broch&rft.btitle=Norsk+biografisk+leksikon&rft.place=Oslo&rft.pub=Kunnskapsforlaget&rft.aulast=Wasberg&rft.aufirst=Gunnar+Christie&rft.au=Haugland%2C+Karen+Mathilde&rft_id=http%3A%2F%2Fwww.snl.no%2F.nbl_biografi%2FOle_Jacob_Broch%2Futdypning&rfr_id=info%3Asid%2Fen.wikipedia.org%3AOle+Jacob+Broch" class="Z3988"></span></span> </li> <li id="cite_note-Brissach-3"><span class="mw-cite-backlink">^ <a href="#cite_ref-Brissach_3-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Brissach_3-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFBrissach2005" class="citation news cs1 cs1-prop-foreign-lang-source">Brissach, Ingrid J. (20 April 2005). <a rel="nofollow" class="external text" href="http://www.adressa.no/nyheter/trondheim/byens_gater/article495282.ece">"Den allsidige matematiker"</a>. <i><a href="/wiki/Adresseavisen" title="Adresseavisen">Adresseavisen</a></i> (in Norwegian)<span class="reference-accessdate">. Retrieved <span class="nowrap">20 May</span> 2010</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Adresseavisen&rft.atitle=Den+allsidige+matematiker&rft.date=2005-04-20&rft.aulast=Brissach&rft.aufirst=Ingrid+J.&rft_id=http%3A%2F%2Fwww.adressa.no%2Fnyheter%2Ftrondheim%2Fbyens_gater%2Farticle495282.ece&rfr_id=info%3Asid%2Fen.wikipedia.org%3AOle+Jacob+Broch" class="Z3988"></span></span> </li> <li id="cite_note-Stang-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-Stang_4-0">^</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="http://www.regjeringen.no/en/the-government/previous-governments/the-structure-of-the-registry/governments/dissolution-of-the-danish-norwegian-real/governments-1814---1905/frederik-stangs-government-1861---1880.html?id=506810">"Frederik Stang's Government"</a>. Government.no<span class="reference-accessdate">. Retrieved <span class="nowrap">20 May</span> 2010</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Frederik+Stang%27s+Government&rft.pub=Government.no&rft_id=http%3A%2F%2Fwww.regjeringen.no%2Fen%2Fthe-government%2Fprevious-governments%2Fthe-structure-of-the-registry%2Fgovernments%2Fdissolution-of-the-danish-norwegian-real%2Fgovernments-1814---1905%2Ffrederik-stangs-government-1861---1880.html%3Fid%3D506810&rfr_id=info%3Asid%2Fen.wikipedia.org%3AOle+Jacob+Broch" class="Z3988"></span></span> </li> <li id="cite_note-snl-5"><span class="mw-cite-backlink"><b><a href="#cite_ref-snl_5-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHenriksen,_Petter" class="citation encyclopaedia cs1 cs1-prop-foreign-lang-source">Henriksen, Petter (ed.). <a rel="nofollow" class="external text" href="http://www.snl.no/Ole_Jacob_Broch">"Ole Jacob Broch"</a>. <i><a href="/wiki/Store_norske_leksikon" class="mw-redirect" title="Store norske leksikon">Store norske leksikon</a></i> (in Norwegian). Oslo: Kunnskapsforlaget<span class="reference-accessdate">. Retrieved <span class="nowrap">20 May</span> 2010</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=Ole+Jacob+Broch&rft.btitle=Store+norske+leksikon&rft.place=Oslo&rft.pub=Kunnskapsforlaget&rft_id=http%3A%2F%2Fwww.snl.no%2FOle_Jacob_Broch&rfr_id=info%3Asid%2Fen.wikipedia.org%3AOle+Jacob+Broch" 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"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20120503003112/http://miljo.npolar.no/placenames/pages/detailn.asp?placeNameID=01650A">"Brochøya"</a>. <a href="/wiki/Norwegian_Polar_Institute" title="Norwegian Polar Institute">Norwegian Polar Institute</a>. Archived from <a rel="nofollow" class="external text" href="http://miljo.npolar.no/placenames/pages/detailn.asp?placeNameID=01650A">the original</a> on 3 May 2012<span class="reference-accessdate">. Retrieved <span class="nowrap">3 December</span> 2011</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Broch%C3%B8ya&rft.pub=Norwegian+Polar+Institute&rft_id=http%3A%2F%2Fmiljo.npolar.no%2Fplacenames%2Fpages%2Fdetailn.asp%3FplaceNameID%3D01650A&rfr_id=info%3Asid%2Fen.wikipedia.org%3AOle+Jacob+Broch" class="Z3988"></span></span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="Further_reading">Further reading</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ole_Jacob_Broch&action=edit&section=5" title="Edit section: Further reading"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFSeip1971" class="citation book cs1">Seip, Jens Arup (1971). <i>Ole Jakob Broch og hans samtid</i>. Copenhagen: Gyldendal. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/82-05-00401-3" title="Special:BookSources/82-05-00401-3"><bdi>82-05-00401-3</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Ole+Jakob+Broch+og+hans+samtid&rft.place=Copenhagen&rft.pub=Gyldendal&rft.date=1971&rft.isbn=82-05-00401-3&rft.aulast=Seip&rft.aufirst=Jens+Arup&rfr_id=info%3Asid%2Fen.wikipedia.org%3AOle+Jacob+Broch" class="Z3988"></span></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 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.navbar{float:left;text-align:left;margin-right:0.5em}body.skin--responsive .mw-parser-output .navbox-image img{max-width:none!important}@media print{body.ns-0 .mw-parser-output .navbox{display:none!important}}</style><style data-mw-deduplicate="TemplateStyles:r1038841319">.mw-parser-output .tooltip-dotted{border-bottom:1px dotted;cursor:help}</style></div><div role="navigation" class="navbox authority-control" aria-labelledby="Authority_control_databases_frameless&#124;text-top&#124;10px&#124;alt=Edit_this_at_Wikidata&#124;link=https&#58;//www.wikidata.org/wiki/Q1367532#identifiers&#124;class=noprint&#124;Edit_this_at_Wikidata" style="padding:3px"><table class="nowraplinks hlist mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><div id="Authority_control_databases_frameless&#124;text-top&#124;10px&#124;alt=Edit_this_at_Wikidata&#124;link=https&#58;//www.wikidata.org/wiki/Q1367532#identifiers&#124;class=noprint&#124;Edit_this_at_Wikidata" style="font-size:114%;margin:0 4em"><a href="/wiki/Help:Authority_control" title="Help:Authority control">Authority control databases</a> <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q1367532#identifiers" title="Edit this at Wikidata"><img alt="Edit this at Wikidata" src="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/10px-OOjs_UI_icon_edit-ltr-progressive.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/15px-OOjs_UI_icon_edit-ltr-progressive.svg.png 1.5x, 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style="padding:0 0.25em"><ul><li><span class="uid"><a rel="nofollow" class="external text" href="https://d-nb.info/gnd/117752061">Germany</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://id.loc.gov/authorities/n2010079507">United States</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://catalogue.bnf.fr/ark:/12148/cb15342186h">France</a></span><ul><li><span class="uid"><a rel="nofollow" class="external text" href="https://catalogue.bnf.fr/ark:/12148/cb12552078r">2</a></span></li></ul></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://data.bnf.fr/ark:/12148/cb15342186h">BnF data</a></span><ul><li><span class="uid"><a rel="nofollow" class="external text" href="https://data.bnf.fr/ark:/12148/cb12552078r">2</a></span></li></ul></li><li><span class="uid"><span class="rt-commentedText tooltip tooltip-dotted" title="Broch, Ole Jacob"><a rel="nofollow" class="external text" href="https://aleph.nkp.cz/F/?func=find-c&local_base=aut&ccl_term=ica=ntk20241223360&CON_LNG=ENG">Czech Republic</a></span></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="http://data.bibliotheken.nl/id/thes/p217419895">Netherlands</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://authority.bibsys.no/authority/rest/authorities/html/90253286">Norway</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://catalogue.nlg.gr/cgi-bin/koha/opac-authoritiesdetail.pl?authid=258649">Greece</a></span></li></ul></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Academics</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"><ul><li><span class="uid"><a rel="nofollow" class="external text" href="https://zbmath.org/authors/?q=ai:broch.o-j">zbMATH</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://mathscinet.ams.org/mathscinet/MRAuthorID/762433">MathSciNet</a></span></li></ul></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">People</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"><ul><li><span class="uid"><a rel="nofollow" class="external text" href="https://www.deutsche-biographie.de/pnd117752061.html?language=en">Deutsche Biographie</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://www.deutsche-digitale-bibliothek.de/person/gnd/117752061">DDB</a></span></li></ul></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Other</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"><ul><li><span class="uid"><a rel="nofollow" class="external text" href="https://www.idref.fr/034805664">IdRef</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://snaccooperative.org/ark:/99166/w6rz22wj">SNAC</a></span></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=Ole_Jacob_Broch&oldid=1245885070">https://en.wikipedia.org/w/index.php?title=Ole_Jacob_Broch&oldid=1245885070</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" title="Help:Category">Categories</a>: <ul><li><a href="/wiki/Category:1818_births" title="Category:1818 births">1818 births</a></li><li><a href="/wiki/Category:1889_deaths" title="Category:1889 deaths">1889 deaths</a></li><li><a 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