(Mobius) Àâãóñò Ôåðäèíàíä (1790-1868) - íåìåöêèé ìàòåìàòèê. Òðóäûïî ãåîìåòðèè. Óñòàíîâèë ñóùåñòâîâàíèå îäíîñòîðîííèõ ïîâåðõíîñòåé (ëèñòÌåáèóñà).