Home›Differential geometry›Caustic🌐EnglishEnglishEspañolItalianoPolski中文日本語EntityQ3492725· pop 8· linked from 45 articlesCausticenvelope of rays either reflected or refracted by a manifoldAvailable in 8 languagesEspañol中文ItalianoCatalanEsperantoRomanianSlovenianvia Wikidata sitelinks · CC0Connectionspedal curveEntitysymplectic manifoldEntityCategoriesDifferential geometry