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href="https://de.wikipedia.org/wiki/Walter_Hayman" title="Walter Hayman – German" lang="de" hreflang="de" data-title="Walter Hayman" data-language-autonym="Deutsch" data-language-local-name="German" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D9%88%D8%A7%D9%84%D8%AA%D8%B1_%D9%87%D8%A7%DB%8C%D9%85%D9%86" title="والتر هایمن – Persian" lang="fa" hreflang="fa" data-title="والتر هایمن" data-language-autonym="فارسی" data-language-local-name="Persian" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Walter_Hayman" title="Walter Hayman – French" lang="fr" hreflang="fr" data-title="Walter Hayman" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-arz mw-list-item"><a href="https://arz.wikipedia.org/wiki/%D9%88%D8%A7%D9%84%D8%AA%D9%8A%D8%B1_%D9%87%D8%A7%D9%8A%D9%85%D8%A7%D9%86" title="والتير هايمان – Egyptian Arabic" lang="arz" hreflang="arz" data-title="والتير هايمان" data-language-autonym="مصرى" data-language-local-name="Egyptian Arabic" class="interlanguage-link-target"><span>مصرى</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Walter_Hayman" title="Walter Hayman – Portuguese" lang="pt" hreflang="pt" data-title="Walter Hayman" data-language-autonym="Português" data-language-local-name="Portuguese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%A5%D0%B5%D0%B9%D0%BC%D0%B0%D0%BD,_%D0%A3%D0%BE%D0%BB%D1%82%D0%B5%D1%80" title="Хейман, Уолтер – Russian" lang="ru" hreflang="ru" data-title="Хейман, Уолтер" data-language-autonym="Русский" 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title="W. K. Hayman">W. K. Hayman</a>)</span></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">British mathematician (1926–2020)</div> <p class="mw-empty-elt"> </p> <style data-mw-deduplicate="TemplateStyles:r1257001546">.mw-parser-output .infobox-subbox{padding:0;border:none;margin:-3px;width:auto;min-width:100%;font-size:100%;clear:none;float:none;background-color:transparent}.mw-parser-output .infobox-3cols-child{margin:auto}.mw-parser-output .infobox .navbar{font-size:100%}@media screen{html.skin-theme-clientpref-night .mw-parser-output .infobox-full-data:not(.notheme)>div:not(.notheme)[style]{background:#1f1f23!important;color:#f8f9fa}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .infobox-full-data:not(.notheme) div:not(.notheme){background:#1f1f23!important;color:#f8f9fa}}@media(min-width:640px){body.skin--responsive .mw-parser-output .infobox-table{display:table!important}body.skin--responsive .mw-parser-output .infobox-table>caption{display:table-caption!important}body.skin--responsive .mw-parser-output .infobox-table>tbody{display:table-row-group}body.skin--responsive .mw-parser-output .infobox-table tr{display:table-row!important}body.skin--responsive .mw-parser-output .infobox-table th,body.skin--responsive .mw-parser-output .infobox-table td{padding-left:inherit;padding-right:inherit}}</style><table class="infobox biography vcard"><tbody><tr><th colspan="2" class="infobox-above" style="font-size:125%;"><div class="fn">Walter Hayman</div></th></tr><tr><td colspan="2" class="infobox-image"><span typeof="mw:File"><a href="/wiki/File:Walter_Hayman.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/e/ec/Walter_Hayman.jpg/250px-Walter_Hayman.jpg" decoding="async" width="250" height="254" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/ec/Walter_Hayman.jpg/375px-Walter_Hayman.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/ec/Walter_Hayman.jpg/500px-Walter_Hayman.jpg 2x" data-file-width="786" data-file-height="798" /></a></span></td></tr><tr><th scope="row" class="infobox-label">Born</th><td class="infobox-data"><div style="display:inline" class="nickname">Walter Kurt Hayman</div><br /><span style="display:none">(<span class="bday">1926-01-06</span>)</span>6 January 1926<br /><div style="display:inline" class="birthplace"><a href="/wiki/Cologne" title="Cologne">Cologne</a>, Germany</div></td></tr><tr><th scope="row" class="infobox-label">Died</th><td class="infobox-data">1 January 2020<span style="display:none">(2020-01-01)</span> (aged 93)</td></tr><tr><th scope="row" class="infobox-label">Nationality</th><td class="infobox-data category">British</td></tr><tr><th scope="row" class="infobox-label">Education</th><td class="infobox-data"><a href="/wiki/University_of_Cambridge" title="University of Cambridge">University of Cambridge</a></td></tr><tr><th scope="row" class="infobox-label">Known for</th><td class="infobox-data"><a href="/wiki/Subharmonic_function" title="Subharmonic function">Theory of subharmonic functions</a><br /><a href="/wiki/Univalent_function" title="Univalent function">Univalent function theory</a></td></tr><tr><th scope="row" class="infobox-label">Spouse</th><td class="infobox-data"><a href="/wiki/Margaret_Hayman" title="Margaret Hayman">Margaret Hayman</a> (née Crann)</td></tr><tr><th scope="row" class="infobox-label">Awards</th><td class="infobox-data"><a href="/wiki/Berwick_Prize" title="Berwick Prize">Berwick Prize</a> <small>(1955)</small><br /><a href="/wiki/Senior_Berwick_Prize" class="mw-redirect" title="Senior Berwick Prize">Senior Berwick Prize</a> <small>(1964)</small><br /><a href="/wiki/De_Morgan_Medal" title="De Morgan Medal">De Morgan Medal</a> <small>(1995)</small></td></tr><tr><td colspan="2" class="infobox-full-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1257001546"><b>Scientific career</b></td></tr><tr><th scope="row" class="infobox-label">Fields</th><td class="infobox-data category"><a href="/wiki/Complex_analysis" title="Complex analysis">Complex analysis</a></td></tr><tr><th scope="row" class="infobox-label">Institutions</th><td class="infobox-data"><a href="/wiki/King%27s_College,_Newcastle" class="mw-redirect" title="King's College, Newcastle">King's College, Newcastle</a><br /><a href="/wiki/University_of_Exeter" title="University of Exeter">University of Exeter</a><br /><a href="/wiki/Imperial_College" class="mw-redirect" title="Imperial College">Imperial College</a></td></tr><tr style="display:none"><td colspan="2"> </td></tr><tr><th scope="row" class="infobox-label">Website</th><td class="infobox-data"><span class="url"><a rel="nofollow" class="external text" href="http://www3.imperial.ac.uk/people/w.hayman">www3<wbr />.imperial<wbr />.ac<wbr />.uk<wbr />/people<wbr />/w<wbr />.hayman</a></span></td></tr></tbody></table> <p><b>Walter Kurt Hayman</b> <a href="/wiki/Fellow_of_the_Royal_Society" title="Fellow of the Royal Society">FRS</a> (formerly <b>Haymann</b>; 6 January 1926 – 1 January 2020) was a British <a href="/wiki/Mathematician" title="Mathematician">mathematician</a> known for contributions to <a href="/wiki/Complex_analysis" title="Complex analysis">complex analysis</a>.<sup id="cite_ref-lmsobit_1-0" class="reference"><a href="#cite_note-lmsobit-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> He was a professor at <a href="/wiki/Imperial_College_London" title="Imperial College London">Imperial College London</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> </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Life_and_work">Life and work</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Walter_Hayman&action=edit&section=1" title="Edit section: Life and work"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Hayman was born in <a href="/wiki/Cologne" title="Cologne">Cologne</a>, <a href="/wiki/Germany" title="Germany">Germany</a>, the son of Roman law professor Franz Haymann (1874-1947) and Ruth Therese Hensel, daughter of mathematician <a href="/wiki/Kurt_Hensel" title="Kurt Hensel">Kurt Hensel</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> He was a great-grandson of acclaimed composer <a href="/wiki/Fanny_Mendelssohn" title="Fanny Mendelssohn">Fanny Mendelssohn</a>. Because of his Jewish heritage, he left Germany, then under Nazi rule, alone by train in 1938. He continued his schooling at <a href="/wiki/Gordonstoun_School" class="mw-redirect" title="Gordonstoun School">Gordonstoun School</a>,<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> and later at <a href="/wiki/St_John%27s_College,_Cambridge" title="St John's College, Cambridge">St John's College, Cambridge</a> under <a href="/wiki/John_Edensor_Littlewood" title="John Edensor Littlewood">John Edensor Littlewood</a> and his doctoral advisor <a href="/wiki/Mary_Cartwright" title="Mary Cartwright">Mary Cartwright</a>. He taught at <a href="/wiki/King%27s_College,_Newcastle" class="mw-redirect" title="King's College, Newcastle">King's College, Newcastle</a>, and the <a href="/wiki/University_of_Exeter" title="University of Exeter">University of Exeter</a>.<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> </p><p>In 1947, he married <a href="/wiki/Margaret_Hayman" title="Margaret Hayman">Margaret Riley Crann</a> after they met at a Quaker meeting.<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> Together, they founded the <a href="/wiki/British_Mathematical_Olympiad" title="British Mathematical Olympiad">British Mathematical Olympiad</a>.<sup id="cite_ref-7" class="reference"><a href="#cite_note-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> The pair had three daughters, including the peace activist Carolyn Hayman and the filmmaker <a href="/wiki/Sheila_Hayman" title="Sheila Hayman">Sheila Hayman</a>.<sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> </p><p>He is known for his asymptotic results in <a href="/wiki/Bieberbach_conjecture" class="mw-redirect" title="Bieberbach conjecture">Bieberbach conjecture</a> in 1955,<sup id="cite_ref-9" class="reference"><a href="#cite_note-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> and for Hayman's alternatives in <a href="/wiki/Nevanlinna_Theory" class="mw-redirect" title="Nevanlinna Theory">Nevanlinna Theory</a>. His work with <a href="/wiki/Wolfgang_Heinrich_Johannes_Fuchs" title="Wolfgang Heinrich Johannes Fuchs">Wolfgang Fuchs</a> gave a solution to an inverse problem of the Nevanlinna theory for entire functions, predating <a href="/wiki/David_Drasin" title="David Drasin">David Drasin</a>'s 1976 work. </p> <div class="mw-heading mw-heading2"><h2 id="Honours_and_awards">Honours and awards</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Walter_Hayman&action=edit&section=2" title="Edit section: Honours and awards"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Hayman was elected to the <a href="/wiki/Royal_Society" title="Royal Society">Royal Society</a> in 1956 and of the <a href="/wiki/Finnish_Academy_of_Science_and_Letters" title="Finnish Academy of Science and Letters">Finnish Academy of Science and Letters</a> in 1978:<sup id="cite_ref-10" class="reference"><a href="#cite_note-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> he was elected "Foreign member" of the <a href="/wiki/Accademia_dei_Lincei" title="Accademia dei Lincei">Accademia dei Lincei</a> on 16 December 1985.<sup id="cite_ref-11" class="reference"><a href="#cite_note-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup> In 1992 he received an honorary doctorate from the Faculty of Mathematics and Science at <a href="/wiki/Uppsala_University" title="Uppsala University">Uppsala University</a>, <a href="/wiki/Sweden" title="Sweden">Sweden</a><sup id="cite_ref-12" class="reference"><a href="#cite_note-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> In 1995 he was awarded the <a href="/wiki/De_Morgan_Medal" title="De Morgan Medal">De Morgan Medal</a> by the <a href="/wiki/London_Mathematical_Society" title="London Mathematical Society">London Mathematical Society</a>.<sup id="cite_ref-13" class="reference"><a href="#cite_note-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> In 2008, an issue of the Journal <i>Computational Methods and Function Theory</i> was dedicated to him on the occasion of his 80th birthday.<sup id="cite_ref-14" class="reference"><a href="#cite_note-14"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Selected_publications">Selected publications</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Walter_Hayman&action=edit&section=3" title="Edit section: Selected publications"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure typeof="mw:File/Thumb"><a href="/wiki/File:One_Day_Function_Theory_Meeting_2010_MMB_02_Walter_Hayman.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/7/73/One_Day_Function_Theory_Meeting_2010_MMB_02_Walter_Hayman.jpg/350px-One_Day_Function_Theory_Meeting_2010_MMB_02_Walter_Hayman.jpg" decoding="async" width="350" height="208" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/73/One_Day_Function_Theory_Meeting_2010_MMB_02_Walter_Hayman.jpg/525px-One_Day_Function_Theory_Meeting_2010_MMB_02_Walter_Hayman.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/73/One_Day_Function_Theory_Meeting_2010_MMB_02_Walter_Hayman.jpg/700px-One_Day_Function_Theory_Meeting_2010_MMB_02_Walter_Hayman.jpg 2x" data-file-width="3558" data-file-height="2117" /></a><figcaption>Hayman presents a talk at the 2010 One Day Function Theory Meeting.</figcaption></figure> <div class="mw-heading mw-heading3"><h3 id="Papers">Papers</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Walter_Hayman&action=edit&section=4" title="Edit section: Papers"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><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 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 id="CITEREFHayman1952" class="citation cs2">Hayman, W. K. (1952), "Functions with values in a given domain", <i><a href="/wiki/Proceedings_of_the_American_Mathematical_Society" title="Proceedings of the American Mathematical Society">Proceedings of the American Mathematical Society</a></i>, <b>3</b> (3): 428–432, <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.1090%2FS0002-9939-1952-0049323-9">10.1090/S0002-9939-1952-0049323-9</a></span>, <a href="/wiki/MR_(identifier)" class="mw-redirect" title="MR (identifier)">MR</a> <a rel="nofollow" class="external text" href="https://mathscinet.ams.org/mathscinet-getitem?mr=0049323">0049323</a>, <a href="/wiki/Zbl_(identifier)" class="mw-redirect" title="Zbl (identifier)">Zbl</a> <a rel="nofollow" class="external text" href="https://zbmath.org/?format=complete&q=an:0048.31402">0048.31402</a></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Proceedings+of+the+American+Mathematical+Society&rft.atitle=Functions+with+values+in+a+given+domain&rft.volume=3&rft.issue=3&rft.pages=428-432&rft.date=1952&rft_id=https%3A%2F%2Fzbmath.org%2F%3Fformat%3Dcomplete%26q%3Dan%3A0048.31402%23id-name%3DZbl&rft_id=https%3A%2F%2Fmathscinet.ams.org%2Fmathscinet-getitem%3Fmr%3D0049323%23id-name%3DMR&rft_id=info%3Adoi%2F10.1090%2FS0002-9939-1952-0049323-9&rft.aulast=Hayman&rft.aufirst=W.+K.&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span>.</li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHayman1974" class="citation cs2">Hayman, W. K. (1974), "The local growth of power series: a survey of the Wiman-Valiron method", <i><a href="/wiki/Canadian_Mathematical_Bulletin" title="Canadian Mathematical Bulletin">Canadian Mathematical Bulletin</a></i>, <b>17</b> (3): 317–358, <a href="/wiki/CiteSeerX_(identifier)" class="mw-redirect" title="CiteSeerX (identifier)">CiteSeerX</a> <span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.433.7629">10.1.1.433.7629</a></span>, <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.4153%2FCMB-1974-064-0">10.4153/CMB-1974-064-0</a></span>, <a href="/wiki/MR_(identifier)" class="mw-redirect" title="MR (identifier)">MR</a> <a rel="nofollow" class="external text" href="https://mathscinet.ams.org/mathscinet-getitem?mr=0385095">0385095</a>, <a href="/wiki/Zbl_(identifier)" class="mw-redirect" title="Zbl (identifier)">Zbl</a> <a rel="nofollow" class="external text" href="https://zbmath.org/?format=complete&q=an:0314.30021">0314.30021</a></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Canadian+Mathematical+Bulletin&rft.atitle=The+local+growth+of+power+series%3A+a+survey+of+the+Wiman-Valiron+method&rft.volume=17&rft.issue=3&rft.pages=317-358&rft.date=1974&rft_id=https%3A%2F%2Fzbmath.org%2F%3Fformat%3Dcomplete%26q%3Dan%3A0314.30021%23id-name%3DZbl&rft_id=https%3A%2F%2Fmathscinet.ams.org%2Fmathscinet-getitem%3Fmr%3D0385095%23id-name%3DMR&rft_id=https%3A%2F%2Fciteseerx.ist.psu.edu%2Fviewdoc%2Fsummary%3Fdoi%3D10.1.1.433.7629%23id-name%3DCiteSeerX&rft_id=info%3Adoi%2F10.4153%2FCMB-1974-064-0&rft.aulast=Hayman&rft.aufirst=W.+K.&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span>.</li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHaymanRossi1984" class="citation cs2">Hayman, W. K.; Rossi, J. F. (1984), "Characteristic, maximum modulus and value distribution", <i><a href="/wiki/Transactions_of_the_American_Mathematical_Society" title="Transactions of the American Mathematical Society">Transactions of the American Mathematical Society</a></i>, <b>284</b> (2): 651–664, <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.1090%2FS0002-9947-1984-0743737-2">10.1090/S0002-9947-1984-0743737-2</a></span>, <a href="/wiki/MR_(identifier)" class="mw-redirect" title="MR (identifier)">MR</a> <a rel="nofollow" class="external text" href="https://mathscinet.ams.org/mathscinet-getitem?mr=0743737">0743737</a>, <a href="/wiki/Zbl_(identifier)" class="mw-redirect" title="Zbl (identifier)">Zbl</a> <a rel="nofollow" class="external text" href="https://zbmath.org/?format=complete&q=an:0547.30023">0547.30023</a></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Transactions+of+the+American+Mathematical+Society&rft.atitle=Characteristic%2C+maximum+modulus+and+value+distribution&rft.volume=284&rft.issue=2&rft.pages=651-664&rft.date=1984&rft_id=https%3A%2F%2Fzbmath.org%2F%3Fformat%3Dcomplete%26q%3Dan%3A0547.30023%23id-name%3DZbl&rft_id=https%3A%2F%2Fmathscinet.ams.org%2Fmathscinet-getitem%3Fmr%3D743737%23id-name%3DMR&rft_id=info%3Adoi%2F10.1090%2FS0002-9947-1984-0743737-2&rft.aulast=Hayman&rft.aufirst=W.+K.&rft.au=Rossi%2C+J.+F.&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span>.</li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHayman1993" class="citation cs2">Hayman, Walter K. (1993), "A problem on Fourier series arising from an Isoperimetric inequality", in <a href="/wiki/Paolo_Emilio_Ricci" title="Paolo Emilio Ricci">Ricci, Paolo Emilio</a> (ed.), <i>Problemi attuali dell'analisi e della fisica matematica. Atti del simposio internazionale dedicato a Gaetano Fichera nel suo 70<sup>o</sup> compleanno. Taormina, 15–17 ottobre 1992</i>, Roma: Dipartimento di Matematica Università di Roma La Sapienza – <a href="/w/index.php?title=Aracne_Editrice&action=edit&redlink=1" class="new" title="Aracne Editrice (page does not exist)">Aracne Editrice</a>, pp. 119–125, <a href="/wiki/MR_(identifier)" class="mw-redirect" title="MR (identifier)">MR</a> <a rel="nofollow" class="external text" href="https://mathscinet.ams.org/mathscinet-getitem?mr=1249093">1249093</a>, <a href="/wiki/Zbl_(identifier)" class="mw-redirect" title="Zbl (identifier)">Zbl</a> <a rel="nofollow" class="external text" href="https://zbmath.org/?format=complete&q=an:0851.42009">0851.42009</a></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=A+problem+on+Fourier+series+arising+from+an+Isoperimetric+inequality&rft.btitle=Problemi+attuali+dell%27analisi+e+della+fisica+matematica.+Atti+del+simposio+internazionale+dedicato+a+Gaetano+Fichera+nel+suo+70%3Csup%3Eo%3C%2Fsup%3E+compleanno.+Taormina%2C+15%E2%80%9317+ottobre+1992&rft.place=Roma&rft.pages=119-125&rft.pub=Dipartimento+di+Matematica+Universit%C3%A0+di+Roma+La+Sapienza+%E2%80%93+Aracne+Editrice&rft.date=1993&rft_id=https%3A%2F%2Fzbmath.org%2F%3Fformat%3Dcomplete%26q%3Dan%3A0851.42009%23id-name%3DZbl&rft_id=https%3A%2F%2Fmathscinet.ams.org%2Fmathscinet-getitem%3Fmr%3D1249093%23id-name%3DMR&rft.aulast=Hayman&rft.aufirst=Walter+K.&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span>.</li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHayman2002" class="citation cs2">Hayman, W. K. (2002), "Univalent and Multivalent Functions", in <a href="/w/index.php?title=Reiner_Kuhnau&action=edit&redlink=1" class="new" title="Reiner Kuhnau (page does not exist)">Kuhnau, Reiner</a> (ed.), <i>Geometric Function Theory</i>, Handbook of Complex Analysis, vol. 1, <a href="/wiki/Amsterdam" title="Amsterdam">Amsterdam</a>: <a href="/wiki/North-Holland_Publishing_Company" class="mw-redirect" title="North-Holland Publishing Company">North-Holland</a>, pp. 1–36, <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-0-444-82845-3" title="Special:BookSources/978-0-444-82845-3"><bdi>978-0-444-82845-3</bdi></a>, <a href="/wiki/MR_(identifier)" class="mw-redirect" title="MR (identifier)">MR</a> <a rel="nofollow" class="external text" href="https://mathscinet.ams.org/mathscinet-getitem?mr=1966188">1966188</a>, <a href="/wiki/Zbl_(identifier)" class="mw-redirect" title="Zbl (identifier)">Zbl</a> <a rel="nofollow" class="external text" href="https://zbmath.org/?format=complete&q=an:1069.30018">1069.30018</a></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=Univalent+and+Multivalent+Functions&rft.btitle=Geometric+Function+Theory&rft.place=Amsterdam&rft.series=Handbook+of+Complex+Analysis&rft.pages=1-36&rft.pub=North-Holland&rft.date=2002&rft_id=https%3A%2F%2Fzbmath.org%2F%3Fformat%3Dcomplete%26q%3Dan%3A1069.30018%23id-name%3DZbl&rft_id=https%3A%2F%2Fmathscinet.ams.org%2Fmathscinet-getitem%3Fmr%3D1966188%23id-name%3DMR&rft.isbn=978-0-444-82845-3&rft.aulast=Hayman&rft.aufirst=W.+K.&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span>.</li></ul> <div class="mw-heading mw-heading3"><h3 id="Books">Books</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Walter_Hayman&action=edit&section=5" title="Edit section: Books"><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="CITEREFHayman1964" class="citation cs2">Hayman, W. K. (1964), <i>Meromorphic functions</i>, Oxford Mathematical Monographs, Oxford: <a href="/wiki/Clarendon_Press" class="mw-redirect" title="Clarendon Press">Clarendon Press</a>, pp. XIV+191, <a href="/wiki/MR_(identifier)" class="mw-redirect" title="MR (identifier)">MR</a> <a rel="nofollow" class="external text" href="https://mathscinet.ams.org/mathscinet-getitem?mr=0164038">0164038</a>, <a href="/wiki/Zbl_(identifier)" class="mw-redirect" title="Zbl (identifier)">Zbl</a> <a rel="nofollow" class="external text" href="https://zbmath.org/?format=complete&q=an:0115.06203">0115.06203</a></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Meromorphic+functions&rft.place=Oxford&rft.series=Oxford+Mathematical+Monographs&rft.pages=XIV%2B191&rft.pub=Clarendon+Press&rft.date=1964&rft_id=https%3A%2F%2Fzbmath.org%2F%3Fformat%3Dcomplete%26q%3Dan%3A0115.06203%23id-name%3DZbl&rft_id=https%3A%2F%2Fmathscinet.ams.org%2Fmathscinet-getitem%3Fmr%3D0164038%23id-name%3DMR&rft.aulast=Hayman&rft.aufirst=W.+K.&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span>.</li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHayman1967" class="citation cs2">Hayman, W. K. (1967), <i>Research Problems in Function Theory</i>, London: <a href="/wiki/Athlone_Press" class="mw-redirect" title="Athlone Press">Athlone Press</a>, pp. vii+56</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Research+Problems+in+Function+Theory&rft.place=London&rft.pages=vii%2B56&rft.pub=Athlone+Press&rft.date=1967&rft.aulast=Hayman&rft.aufirst=W.+K.&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span>.</li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHaymanKennedy1976" class="citation cs2">Hayman, W. K.; Kennedy, P. B. (1976), <i>Subharmonic functions. Volume 1</i>, London Mathematical Society Monographs, vol. 9, London–New York: <a href="/wiki/Academic_Press" title="Academic Press">Academic Press</a>, pp. XVII+284, <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-0-12-334801-2" title="Special:BookSources/978-0-12-334801-2"><bdi>978-0-12-334801-2</bdi></a>, <a href="/wiki/MR_(identifier)" class="mw-redirect" title="MR (identifier)">MR</a> <a rel="nofollow" class="external text" href="https://mathscinet.ams.org/mathscinet-getitem?mr=0460672">0460672</a>, <a href="/wiki/Zbl_(identifier)" class="mw-redirect" title="Zbl (identifier)">Zbl</a> <a rel="nofollow" class="external text" href="https://zbmath.org/?format=complete&q=an:0419.31001">0419.31001</a></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Subharmonic+functions.+Volume+1&rft.place=London%E2%80%93New+York&rft.series=London+Mathematical+Society+Monographs&rft.pages=XVII%2B284&rft.pub=Academic+Press&rft.date=1976&rft_id=https%3A%2F%2Fzbmath.org%2F%3Fformat%3Dcomplete%26q%3Dan%3A0419.31001%23id-name%3DZbl&rft_id=https%3A%2F%2Fmathscinet.ams.org%2Fmathscinet-getitem%3Fmr%3D0460672%23id-name%3DMR&rft.isbn=978-0-12-334801-2&rft.aulast=Hayman&rft.aufirst=W.+K.&rft.au=Kennedy%2C+P.+B.&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span>.<sup id="cite_ref-15" class="reference"><a href="#cite_note-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHayman1988" class="citation cs2">Hayman, W. K. (1988), <i>Subharmonic functions. Volume 2</i>, London Mathematical Society Monographs, vol. 20, London: <a href="/wiki/Academic_Press" title="Academic Press">Academic Press</a>, pp. xiii+875, <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-0-12-334802-9" title="Special:BookSources/978-0-12-334802-9"><bdi>978-0-12-334802-9</bdi></a>, <a href="/wiki/MR_(identifier)" class="mw-redirect" title="MR (identifier)">MR</a> <a rel="nofollow" class="external text" href="https://mathscinet.ams.org/mathscinet-getitem?mr=1049148">1049148</a>, <a href="/wiki/Zbl_(identifier)" class="mw-redirect" title="Zbl (identifier)">Zbl</a> <a rel="nofollow" class="external text" href="https://zbmath.org/?format=complete&q=an:0699.31001">0699.31001</a></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Subharmonic+functions.+Volume+2&rft.place=London&rft.series=London+Mathematical+Society+Monographs&rft.pages=xiii%2B875&rft.pub=Academic+Press&rft.date=1988&rft_id=https%3A%2F%2Fzbmath.org%2F%3Fformat%3Dcomplete%26q%3Dan%3A0699.31001%23id-name%3DZbl&rft_id=https%3A%2F%2Fmathscinet.ams.org%2Fmathscinet-getitem%3Fmr%3D1049148%23id-name%3DMR&rft.isbn=978-0-12-334802-9&rft.aulast=Hayman&rft.aufirst=W.+K.&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span>.<sup id="cite_ref-16" class="reference"><a href="#cite_note-16"><span class="cite-bracket">[</span>16<span class="cite-bracket">]</span></a></sup></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHayman1994" class="citation cs2">Hayman, W. K. (1994) [1958], <i>Multivalent functions</i>, Cambridge Tracts on Mathematics, vol. 110 (Second ed.), <a href="/wiki/Cambridge" title="Cambridge">Cambridge</a>: <a href="/wiki/Cambridge_University_Press" title="Cambridge University Press">Cambridge University Press</a>, pp. xii+263, <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-0-521-46026-2" title="Special:BookSources/978-0-521-46026-2"><bdi>978-0-521-46026-2</bdi></a>, <a href="/wiki/MR_(identifier)" class="mw-redirect" title="MR (identifier)">MR</a> <a rel="nofollow" class="external text" href="https://mathscinet.ams.org/mathscinet-getitem?mr=1310776">1310776</a>, <a href="/wiki/Zbl_(identifier)" class="mw-redirect" title="Zbl (identifier)">Zbl</a> <a rel="nofollow" class="external text" href="https://zbmath.org/?format=complete&q=an:0904.30001">0904.30001</a></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Multivalent+functions&rft.place=Cambridge&rft.series=Cambridge+Tracts+on+Mathematics&rft.pages=xii%2B263&rft.edition=Second&rft.pub=Cambridge+University+Press&rft.date=1994&rft_id=https%3A%2F%2Fzbmath.org%2F%3Fformat%3Dcomplete%26q%3Dan%3A0904.30001%23id-name%3DZbl&rft_id=https%3A%2F%2Fmathscinet.ams.org%2Fmathscinet-getitem%3Fmr%3D1310776%23id-name%3DMR&rft.isbn=978-0-521-46026-2&rft.aulast=Hayman&rft.aufirst=W.+K.&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span>.<sup id="cite_ref-17" class="reference"><a href="#cite_note-17"><span class="cite-bracket">[</span>17<span class="cite-bracket">]</span></a></sup></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHayman2014" class="citation cs2">Hayman, W. K. (2014), <i>My Life and Functions</i>, <a href="/w/index.php?title=Logic_Press&action=edit&redlink=1" class="new" title="Logic Press (page does not exist)">Logic Press</a>, pp. iv+138, <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-1-326-03020-9" title="Special:BookSources/978-1-326-03020-9"><bdi>978-1-326-03020-9</bdi></a></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=My+Life+and+Functions&rft.pages=iv%2B138&rft.pub=Logic+Press&rft.date=2014&rft.isbn=978-1-326-03020-9&rft.aulast=Hayman&rft.aufirst=W.+K.&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHaymanLingham2019" class="citation cs2">Hayman, W. K.; Lingham, E. F. (2019), <i>Research Problems in Function Theory - Fiftieth Anniversary Edition</i>, Problem Books in Mathematics, <a href="/wiki/Springer_Publishing" title="Springer Publishing">Springer</a>, pp. VIII+284, <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-3-030-25164-2" title="Special:BookSources/978-3-030-25164-2"><bdi>978-3-030-25164-2</bdi></a></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Research+Problems+in+Function+Theory+-+Fiftieth+Anniversary+Edition&rft.series=Problem+Books+in+Mathematics&rft.pages=VIII%2B284&rft.pub=Springer&rft.date=2019&rft.isbn=978-3-030-25164-2&rft.aulast=Hayman&rft.aufirst=W.+K.&rft.au=Lingham%2C+E.+F.&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span></li></ul> <div class="mw-heading mw-heading2"><h2 id="Notes">Notes</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Walter_Hayman&action=edit&section=6" title="Edit section: Notes"><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 mw-references-columns"><ol class="references"> <li id="cite_note-lmsobit-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-lmsobit_1-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFJohnston2019" class="citation web cs1">Johnston, John (7 January 2019). <a rel="nofollow" class="external text" href="https://www.lms.ac.uk/news-entry/07012020-0844/professor-walter-hayman-1926-2020">"Professor Walter Hayman (1926-2020)"</a>. <a href="/wiki/London_Mathematical_Society" title="London Mathematical Society">London Mathematical Society</a><span class="reference-accessdate">. Retrieved <span class="nowrap">8 January</span> 2019</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Professor+Walter+Hayman+%281926-2020%29&rft.pub=London+Mathematical+Society&rft.date=2019-01-07&rft.aulast=Johnston&rft.aufirst=John&rft_id=https%3A%2F%2Fwww.lms.ac.uk%2Fnews-entry%2F07012020-0844%2Fprofessor-walter-hayman-1926-2020&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span></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="http://www3.imperial.ac.uk/people/w.hayman">Imperial College webpage</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"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFO'ConnorRobertson" class="citation cs2">O'Connor, John J.; <a href="/wiki/Edmund_F._Robertson" title="Edmund F. Robertson">Robertson, Edmund F.</a>, <a rel="nofollow" class="external text" href="https://mathshistory.st-andrews.ac.uk/Biographies/Hayman.html">"Walter Hayman"</a>, <i><a href="/wiki/MacTutor_History_of_Mathematics_Archive" title="MacTutor History of Mathematics Archive">MacTutor History of Mathematics Archive</a></i>, <a href="/wiki/University_of_St_Andrews" title="University of St Andrews">University of St Andrews</a></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=Walter+Hayman&rft.btitle=MacTutor+History+of+Mathematics+Archive&rft.pub=University+of+St+Andrews&rft.aulast=O%27Connor&rft.aufirst=John+J.&rft.au=Robertson%2C+Edmund+F.&rft_id=https%3A%2F%2Fmathshistory.st-andrews.ac.uk%2FBiographies%2FHayman.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" 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"><a rel="nofollow" class="external text" href="https://pbs.twimg.com/media/EOeAumiXsAExFge.jpg:large">Obituary</a></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"><a rel="nofollow" class="external free" href="http://www.gap-system.org/~history/Biographies/Hayman.html">http://www.gap-system.org/~history/Biographies/Hayman.html</a> <sup class="noprint Inline-Template"><span style="white-space: nowrap;">[<i><a href="/wiki/Wikipedia:Link_rot" title="Wikipedia:Link rot"><span title=" Dead link tagged February 2022">dead link</span></a></i><span style="visibility:hidden; color:transparent; padding-left:2px">‍</span>]</span></sup></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://johnian.joh.cam.ac.uk/articles/paying-it-forward/">"Paying it forward"</a>. <i>Johnian</i><span class="reference-accessdate">. Retrieved <span class="nowrap">3 July</span> 2024</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Johnian&rft.atitle=Paying+it+forward&rft_id=https%3A%2F%2Fjohnian.joh.cam.ac.uk%2Farticles%2Fpaying-it-forward%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span></span> </li> <li id="cite_note-7"><span class="mw-cite-backlink"><b><a href="#cite_ref-7">^</a></b></span> <span class="reference-text">As stated by (<a href="#CITEREFQuadling1995">Quadling 1995</a>, p. 127) in his commemoration of Hayman's wife.</span> </li> <li id="cite_note-8"><span class="mw-cite-backlink"><b><a href="#cite_ref-8">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFO'ConnorRobertson" class="citation cs2">O'Connor, John J.; <a href="/wiki/Edmund_F._Robertson" title="Edmund F. Robertson">Robertson, Edmund F.</a>, <a rel="nofollow" class="external text" href="https://mathshistory.st-andrews.ac.uk/Biographies/Hayman.html">"Walter Hayman"</a>, <i><a href="/wiki/MacTutor_History_of_Mathematics_Archive" title="MacTutor History of Mathematics Archive">MacTutor History of Mathematics Archive</a></i>, <a href="/wiki/University_of_St_Andrews" title="University of St Andrews">University of St Andrews</a></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=Walter+Hayman&rft.btitle=MacTutor+History+of+Mathematics+Archive&rft.pub=University+of+St+Andrews&rft.aulast=O%27Connor&rft.aufirst=John+J.&rft.au=Robertson%2C+Edmund+F.&rft_id=https%3A%2F%2Fmathshistory.st-andrews.ac.uk%2FBiographies%2FHayman.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span></span> </li> <li id="cite_note-9"><span class="mw-cite-backlink"><b><a href="#cite_ref-9">^</a></b></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://royalsociety.org/people/walter-hayman-11599/">Royal Society biography</a></span> </li> <li id="cite_note-10"><span class="mw-cite-backlink"><b><a href="#cite_ref-10">^</a></b></span> <span class="reference-text">According to the <a href="#CITEREFFinnish_Academy_of_Science_and_Letters2014">academic list of foreign members</a>.</span> </li> <li id="cite_note-11"><span class="mw-cite-backlink"><b><a href="#cite_ref-11">^</a></b></span> <span class="reference-text">See (<a href="#CITEREFAccademia_Nazionale_dei_Lincei2012">Accademia Nazionale dei Lincei 2012</a>, p. 88).</span> </li> <li id="cite_note-12"><span class="mw-cite-backlink"><b><a href="#cite_ref-12">^</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.uu.se/en/about-uu/traditions/prizes/honorary-doctorates/">"Honorary doctorates - Uppsala University, Sweden"</a>. 9 June 2023.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Honorary+doctorates+-+Uppsala+University%2C+Sweden&rft.date=2023-06-09&rft_id=http%3A%2F%2Fwww.uu.se%2Fen%2Fabout-uu%2Ftraditions%2Fprizes%2Fhonorary-doctorates%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span></span> </li> <li id="cite_note-13"><span class="mw-cite-backlink"><b><a href="#cite_ref-13">^</a></b></span> <span class="reference-text">See the <a rel="nofollow" class="external text" href="http://old.lms.ac.uk/newsletter/349/349_12.html">LMS announcement</a>.</span> </li> <li id="cite_note-14"><span class="mw-cite-backlink"><b><a href="#cite_ref-14">^</a></b></span> <span class="reference-text">See (<a href="#CITEREFRuscheweyh2008">Ruscheweyh 2008</a>).</span> </li> <li id="cite_note-15"><span class="mw-cite-backlink"><b><a href="#cite_ref-15">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHelms,_L._L.1979" class="citation journal cs1">Helms, L. L. (1979). <a rel="nofollow" class="external text" href="http://www.ams.org/journals/bull/1979-01-02/S0273-0979-1979-14604-4/S0273-0979-1979-14604-4.pdf">"Review: <i>Subharmonic functions</i>, vol. 1, by W. K. Hayman and the late P. B. Kennedy"</a> <span class="cs1-format">(PDF)</span>. <i>Bull. Amer. Math. Soc. (N.S.)</i>. <b>1</b> (2): 376–379. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.1090%2Fs0273-0979-1979-14604-4">10.1090/s0273-0979-1979-14604-4</a></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Bull.+Amer.+Math.+Soc.+%28N.S.%29&rft.atitle=Review%3A+Subharmonic+functions%2C+vol.+1%2C+by+W.+K.+Hayman+and+the+late+P.+B.+Kennedy&rft.volume=1&rft.issue=2&rft.pages=376-379&rft.date=1979&rft_id=info%3Adoi%2F10.1090%2Fs0273-0979-1979-14604-4&rft.au=Helms%2C+L.+L.&rft_id=http%3A%2F%2Fwww.ams.org%2Fjournals%2Fbull%2F1979-01-02%2FS0273-0979-1979-14604-4%2FS0273-0979-1979-14604-4.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span></span> </li> <li id="cite_note-16"><span class="mw-cite-backlink"><b><a href="#cite_ref-16">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFBaernstein_II,_Albert1991" class="citation journal cs1">Baernstein II, Albert (1991). <a rel="nofollow" class="external text" href="http://www.ams.org/journals/bull/1991-25-02/S0273-0979-1991-16091-X/S0273-0979-1991-16091-X.pdf">"Review: <i>Subharmonic functions</i>, vol. 2, by W. K. Hayman"</a> <span class="cs1-format">(PDF)</span>. <i>Bull. Amer. Math. Soc. (N.S.)</i>. <b>25</b> (2): 458–467. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.1090%2Fs0273-0979-1991-16091-x">10.1090/s0273-0979-1991-16091-x</a></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Bull.+Amer.+Math.+Soc.+%28N.S.%29&rft.atitle=Review%3A+Subharmonic+functions%2C+vol.+2%2C+by+W.+K.+Hayman&rft.volume=25&rft.issue=2&rft.pages=458-467&rft.date=1991&rft_id=info%3Adoi%2F10.1090%2Fs0273-0979-1991-16091-x&rft.au=Baernstein+II%2C+Albert&rft_id=http%3A%2F%2Fwww.ams.org%2Fjournals%2Fbull%2F1991-25-02%2FS0273-0979-1991-16091-X%2FS0273-0979-1991-16091-X.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span></span> </li> <li id="cite_note-17"><span class="mw-cite-backlink"><b><a href="#cite_ref-17">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFJenkins,_James_A.1959" class="citation journal cs1"><a href="/wiki/James_Allister_Jenkins" title="James Allister Jenkins">Jenkins, James A.</a> (1959). <a rel="nofollow" class="external text" href="http://www.ams.org/journals/bull/1959-65-03/S0002-9904-1959-10313-X/S0002-9904-1959-10313-X.pdf">"Review: <i>Multivalent functions</i> by W. J. Hayman"</a> <span class="cs1-format">(PDF)</span>. <b>65</b> (3): 163–166.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.atitle=Review%3A+Multivalent+functions+by+W.+J.+Hayman&rft.volume=65&rft.issue=3&rft.pages=163-166&rft.date=1959&rft.au=Jenkins%2C+James+A.&rft_id=http%3A%2F%2Fwww.ams.org%2Fjournals%2Fbull%2F1959-65-03%2FS0002-9904-1959-10313-X%2FS0002-9904-1959-10313-X.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span> <span class="cs1-visible-error citation-comment"><code class="cs1-code">{{<a href="/wiki/Template:Cite_journal" title="Template:Cite journal">cite journal</a>}}</code>: </span><span class="cs1-visible-error citation-comment">Cite journal requires <code class="cs1-code">|journal=</code> (<a href="/wiki/Help:CS1_errors#missing_periodical" title="Help:CS1 errors">help</a>)</span></span> </li> </ol></div></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=Walter_Hayman&action=edit&section=7" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239549316">.mw-parser-output .refbegin{margin-bottom:0.5em}.mw-parser-output .refbegin-hanging-indents>ul{margin-left:0}.mw-parser-output .refbegin-hanging-indents>ul>li{margin-left:0;padding-left:3.2em;text-indent:-3.2em}.mw-parser-output .refbegin-hanging-indents ul,.mw-parser-output .refbegin-hanging-indents ul li{list-style:none}@media(max-width:720px){.mw-parser-output .refbegin-hanging-indents>ul>li{padding-left:1.6em;text-indent:-1.6em}}.mw-parser-output .refbegin-columns{margin-top:0.3em}.mw-parser-output .refbegin-columns ul{margin-top:0}.mw-parser-output .refbegin-columns li{page-break-inside:avoid;break-inside:avoid-column}@media screen{.mw-parser-output .refbegin{font-size:90%}}</style><div class="refbegin" style=""> <div class="mw-heading mw-heading3"><h3 id="Biographical_references">Biographical references</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Walter_Hayman&action=edit&section=8" title="Edit section: Biographical references"><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="CITEREFAccademia_Nazionale_dei_Lincei2012" class="citation cs2 cs1-prop-foreign-lang-source"><a href="/wiki/Accademia_Nazionale_dei_Lincei" class="mw-redirect" title="Accademia Nazionale dei Lincei">Accademia Nazionale dei Lincei</a> (2012), <a rel="nofollow" class="external text" href="https://web.archive.org/web/20160304082043/http://www.lincei.it/files/doc/ANL_Annuario_2012.pdf"><i>Annuario dell'Accademia Nazionale dei Lincei 2012 – CDX dalla Sua Fondazione</i></a> <span class="cs1-format">(PDF)</span> (in Italian), Roma: Accademia Nazionale dei Lincei, p. 734, archived from <a rel="nofollow" class="external text" href="http://www.lincei.it/files/doc/ANL_Annuario_2012.pdf">the original</a> <span class="cs1-format">(PDF)</span> on 4 March 2016<span class="reference-accessdate">, retrieved <span class="nowrap">6 December</span> 2014</span></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Annuario+dell%27Accademia+Nazionale+dei+Lincei+2012+%E2%80%93+CDX+dalla+Sua+Fondazione&rft.place=Roma&rft.pages=734&rft.pub=Accademia+Nazionale+dei+Lincei&rft.date=2012&rft.au=Accademia+Nazionale+dei+Lincei&rft_id=http%3A%2F%2Fwww.lincei.it%2Ffiles%2Fdoc%2FANL_Annuario_2012.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span>. The "<i>Yearbook</i>" of the renowned Italian scientific institution, including an historical sketch of its history, the list of all past and present members as well as a wealth of information about its academic and scientific activities.</li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFQuadling1995" class="citation cs2">Quadling, Douglas (1995), "Obituary: Margaret Hayman", <i><a href="/wiki/The_Mathematical_Gazette" title="The Mathematical Gazette">The Mathematical Gazette</a></i>, <b>79</b> (484): 127, <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.1017%2FS0025557200147813">10.1017/S0025557200147813</a></span>, <a href="/wiki/JSTOR_(identifier)" class="mw-redirect" title="JSTOR (identifier)">JSTOR</a> <a rel="nofollow" class="external text" href="https://www.jstor.org/stable/3620019">3620019</a></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=The+Mathematical+Gazette&rft.atitle=Obituary%3A+Margaret+Hayman&rft.volume=79&rft.issue=484&rft.pages=127&rft.date=1995&rft_id=info%3Adoi%2F10.1017%2FS0025557200147813&rft_id=https%3A%2F%2Fwww.jstor.org%2Fstable%2F3620019%23id-name%3DJSTOR&rft.aulast=Quadling&rft.aufirst=Douglas&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span>.</li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFFinnish_Academy_of_Science_and_Letters2014" class="citation cs2"><a href="/wiki/Finnish_Academy_of_Science_and_Letters" title="Finnish Academy of Science and Letters">Finnish Academy of Science and Letters</a> (2014), <a rel="nofollow" class="external text" href="http://www.acadsci.fi/jasenet/ulkomaiset_jasenet.htm"><i>Ulkomaiset jäsenet – Foreign Members</i></a><span class="reference-accessdate">, retrieved <span class="nowrap">21 December</span> 2014</span></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Ulkomaiset+j%C3%A4senet+%E2%80%93+Foreign+Members&rft.date=2014&rft.au=Finnish+Academy+of+Science+and+Letters&rft_id=http%3A%2F%2Fwww.acadsci.fi%2Fjasenet%2Fulkomaiset_jasenet.htm&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span>.</li></ul> <div class="mw-heading mw-heading3"><h3 id="General_references">General references</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Walter_Hayman&action=edit&section=9" title="Edit section: General references"><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="CITEREFDrasin2015" class="citation cs2">Drasin, David (May 2015), "My Life and Functions by Walter K. Hayman", <i><a href="/wiki/Notices_of_the_American_Mathematical_Society" title="Notices of the American Mathematical Society">Notices of the American Mathematical Society</a></i>, <b>68</b> (5): 517–520, <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.1090%2Fnoti1250">10.1090/noti1250</a></span></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Notices+of+the+American+Mathematical+Society&rft.atitle=My+Life+and+Functions+by+Walter+K.+Hayman&rft.volume=68&rft.issue=5&rft.pages=517-520&rft.date=2015-05&rft_id=info%3Adoi%2F10.1090%2Fnoti1250&rft.aulast=Drasin&rft.aufirst=David&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span>. The review of the autobiographical book of Hayman.</li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFRuscheweyh2008" class="citation cs2">Ruscheweyh, S., ed. (2008), <a rel="nofollow" class="external text" href="https://link.springer.com/journal/40315/8/1/page/1">"Special Volume. Dedicated to Walter K. Hayman on the occasion of his 80th birthday"</a>, <i><a href="/w/index.php?title=Computational_Methods_and_Function_Theory&action=edit&redlink=1" class="new" title="Computational Methods and Function Theory (page does not exist)">Computational Methods and Function Theory</a></i>, <b>8</b> (1–2), Lemgo: xliii+640, <a href="/wiki/ISSN_(identifier)" class="mw-redirect" title="ISSN (identifier)">ISSN</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/issn/1617-9447">1617-9447</a></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Computational+Methods+and+Function+Theory&rft.atitle=Special+Volume.+Dedicated+to+Walter+K.+Hayman+on+the+occasion+of+his+80th+birthday&rft.volume=8&rft.issue=1%E2%80%932&rft.pages=xliii%2B640&rft.date=2008&rft.issn=1617-9447&rft_id=https%3A%2F%2Flink.springer.com%2Fjournal%2F40315%2F8%2F1%2Fpage%2F1&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span> (online <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><a href="/wiki/ISSN_(identifier)" class="mw-redirect" title="ISSN (identifier)">ISSN</a> <a rel="nofollow" class="external text" href="https://www.worldcat.org/search?fq=x0:jrnl&q=n2:2195-3724">2195-3724</a>).</li></ul> </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=Walter_Hayman&action=edit&section=10" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1235681985">.mw-parser-output .side-box{margin:4px 0;box-sizing:border-box;border:1px solid #aaa;font-size:88%;line-height:1.25em;background-color:var(--background-color-interactive-subtle,#f8f9fa);display:flow-root}.mw-parser-output .side-box-abovebelow,.mw-parser-output .side-box-text{padding:0.25em 0.9em}.mw-parser-output .side-box-image{padding:2px 0 2px 0.9em;text-align:center}.mw-parser-output .side-box-imageright{padding:2px 0.9em 2px 0;text-align:center}@media(min-width:500px){.mw-parser-output .side-box-flex{display:flex;align-items:center}.mw-parser-output .side-box-text{flex:1;min-width:0}}@media(min-width:720px){.mw-parser-output .side-box{width:238px}.mw-parser-output .side-box-right{clear:right;float:right;margin-left:1em}.mw-parser-output .side-box-left{margin-right:1em}}</style><style data-mw-deduplicate="TemplateStyles:r1237033735">@media print{body.ns-0 .mw-parser-output .sistersitebox{display:none!important}}@media screen{html.skin-theme-clientpref-night .mw-parser-output .sistersitebox img[src*="Wiktionary-logo-en-v2.svg"]{background-color:white}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .sistersitebox img[src*="Wiktionary-logo-en-v2.svg"]{background-color:white}}</style><div class="side-box side-box-right plainlinks sistersitebox"><style data-mw-deduplicate="TemplateStyles:r1126788409">.mw-parser-output .plainlist ol,.mw-parser-output .plainlist ul{line-height:inherit;list-style:none;margin:0;padding:0}.mw-parser-output .plainlist ol li,.mw-parser-output .plainlist ul li{margin-bottom:0}</style> <div class="side-box-flex"> <div class="side-box-image"><span class="noviewer" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/30px-Commons-logo.svg.png" decoding="async" width="30" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/45px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/59px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></span></span></div> <div class="side-box-text plainlist">Wikimedia Commons has media related to <span style="font-weight: bold; font-style: italic;"><a href="https://commons.wikimedia.org/wiki/Category:Walter_Hayman" class="extiw" title="commons:Category:Walter Hayman">Walter Hayman</a></span>.</div></div> </div> <ul><li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFO'ConnorRobertson" class="citation cs2">O'Connor, John J.; <a href="/wiki/Edmund_F._Robertson" title="Edmund F. Robertson">Robertson, Edmund F.</a>, <a rel="nofollow" class="external text" href="https://mathshistory.st-andrews.ac.uk/Biographies/Hayman.html">"Walter Hayman"</a>, <i><a href="/wiki/MacTutor_History_of_Mathematics_Archive" title="MacTutor History of Mathematics Archive">MacTutor History of Mathematics Archive</a></i>, <a href="/wiki/University_of_St_Andrews" title="University of St Andrews">University of St Andrews</a></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=Walter+Hayman&rft.btitle=MacTutor+History+of+Mathematics+Archive&rft.pub=University+of+St+Andrews&rft.aulast=O%27Connor&rft.aufirst=John+J.&rft.au=Robertson%2C+Edmund+F.&rft_id=https%3A%2F%2Fmathshistory.st-andrews.ac.uk%2FBiographies%2FHayman.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3AWalter+Hayman" class="Z3988"></span></li> <li><a rel="nofollow" class="external text" href="https://mathgenealogy.org/id.php?id=75178">Walter Hayman</a> at the <a 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Roberts</a> (1896)</span></li> <li><span class="nowrap"><a href="/wiki/William_Burnside" title="William Burnside">William Burnside</a> (1899)</span></li> <li><span class="nowrap"><a href="/wiki/A._G._Greenhill" class="mw-redirect" title="A. G. Greenhill">A. G. Greenhill</a> (1902)</span></li> <li><span class="nowrap"><a href="/wiki/H._F._Baker" class="mw-redirect" title="H. F. Baker">H. F. Baker</a> (1905)</span></li> <li><span class="nowrap"><a href="/wiki/J._W._L._Glaisher" class="mw-redirect" title="J. W. L. Glaisher">J. W. L. Glaisher</a> (1908)</span></li> <li><span class="nowrap"><a href="/wiki/Horace_Lamb" title="Horace Lamb">Horace Lamb</a> (1911)</span></li> <li><span class="nowrap"><a href="/wiki/J._Larmor" class="mw-redirect" title="J. Larmor">J. Larmor</a> (1914)</span></li> <li><span class="nowrap"><a href="/wiki/W._H._Young" class="mw-redirect" title="W. H. Young">W. H. Young</a> (1917)</span></li> <li><span class="nowrap"><a href="/wiki/E._W._Hobson" title="E. W. 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Roth</a> (1983)</span></li> <li><span class="nowrap"><a href="/wiki/J._W._S._Cassels" title="J. W. S. Cassels">J. W. S. Cassels</a> (1986)</span></li> <li><span class="nowrap"><a href="/wiki/D._G._Kendall" class="mw-redirect" title="D. G. Kendall">D. G. Kendall</a> (1989)</span></li> <li><span class="nowrap"><a href="/wiki/Albrecht_Fr%C3%B6hlich" title="Albrecht Fröhlich">Albrecht Fröhlich</a> (1992)</span></li> <li><span class="nowrap"><a href="/wiki/W._K._Hayman" class="mw-redirect" title="W. K. Hayman">W. K. Hayman</a> (1995)</span></li> <li><span class="nowrap"><a href="/wiki/R._A._Rankin" class="mw-redirect" title="R. A. Rankin">R. A. Rankin</a> (1998)</span></li> <li><span class="nowrap"><a href="/wiki/Sandy_Green_(mathematician)" title="Sandy Green (mathematician)">J. A. Green</a> (2001)</span></li> <li><span class="nowrap"><a href="/wiki/Roger_Penrose" title="Roger Penrose">Roger Penrose</a> (2004)</span></li> <li><span class="nowrap"><a href="/wiki/Bryan_John_Birch" title="Bryan John Birch">Bryan John Birch</a> (2007)</span></li> <li><span class="nowrap"><a href="/wiki/Keith_William_Morton" title="Keith William Morton">Keith William Morton</a> (2010)</span></li> <li><span class="nowrap"><a href="/wiki/John_Griggs_Thompson" class="mw-redirect" title="John Griggs Thompson">John Griggs Thompson</a> (2013)</span></li> <li><span class="nowrap"><a href="/wiki/Timothy_Gowers" title="Timothy Gowers">Timothy Gowers</a> (2016)</span></li> <li><span class="nowrap"><a href="/wiki/Andrew_Wiles" title="Andrew Wiles">Andrew Wiles</a> (2019)</span></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" 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href="https://isni.org/isni/0000000109332034">ISNI</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://viaf.org/viaf/109443053">VIAF</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://id.oclc.org/worldcat/entity/E39PBJxRwMqMCjhCjXYjJyMByd">WorldCat</a></span></li></ul></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">National</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://d-nb.info/gnd/123030889">Germany</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://id.loc.gov/authorities/n50034042">United States</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://catalogue.bnf.fr/ark:/12148/cb12343896k">France</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://data.bnf.fr/ark:/12148/cb12343896k">BnF data</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://nla.gov.au/anbd.aut-an35181407">Australia</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://aleph.nkp.cz/F/?func=find-c&local_base=aut&ccl_term=ica=jx20100513003&CON_LNG=ENG">Czech Republic</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="http://data.bibliotheken.nl/id/thes/p107632004">Netherlands</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://kopkatalogs.lv/F?func=direct&local_base=lnc10&doc_number=000086415&P_CON_LNG=ENG">Latvia</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://libris.kb.se/mkz29wp52sk3kbn">Sweden</a></span></li><li><span class="uid"><a class="external text" 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class="uid"><a rel="nofollow" class="external text" href="https://mathscinet.ams.org/mathscinet/MRAuthorID/82965">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://trove.nla.gov.au/people/854769">Trove</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://www.deutsche-biographie.de/pnd123030889.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/123030889">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 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