🌐EnglishEnglishDeutschРусский中文日本語EntityQ444931· pop 5· linked from 20 articlesfundamental polygonpolygon associated with a compact Riemann surfaceAvailable in 4 languagesDeutsch中文Slovenianvia Wikidata sitelinks · CC0Connectionsconvex setEntityRiemann surfaceEntityCategoriesCombinatorial group theoryConformal geometryGeometric topologyRiemann surfaces