🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPortuguêsSvenskaРусскийالعربية中文日本語EntityQ116655· pop 10· linked from 38 articlesHugo HadwigerSwiss cryptographer (1908-1981)Person · Open LibraryBorn1908-12-23Died1981-10-29Works7Top worksUmordnung von Reihen analytischer FunktionenCombinatorial geometry in the planeCombinatorial geometry in the planeAltes und Neues über konvexe KörperCombinatorial geometry in the planevia Open Library + WikidataKey datesBorn23 December 1908Died29 October 1981via Wikidata · CC0Wikidata factsInstance ofhumanGiven nameHugoGenderConnectionsgraph coloringEntitygeometryEntityCategories1908 births1981 deaths20th-century Swiss mathematiciansCombinatorialistsGeometersGerman emigrants to SwitzerlandModern cryptographersScientists from BernScientists from KarlsruheUniversity of Bern alumni