V. A. Zalgaller, F. L. Litvin, “A sufficient criterion for the existence of an envelope of characteristics and a cuspidal edge on the enveloping surface of a parametrized family of surfaces”, Izv. Vyssh. Uchebn. Zaved. Mat., 1977, Number 3,Pages <nobr>20

JOURNALS // Izvestiya Vysshikh Uchebnykh Zavedenii. Matematika // Archive

Izv. Vyssh. Uchebn. Zaved. Mat., 1977 Number 3, Pages 20–23 (Mi ivm5927)

A sufficient criterion for the existence of an envelope of characteristics and a cuspidal edge on the enveloping surface of a parametrized family of surfaces

V. A. Zalgaller, F. L. Litvin

UDC: 513.0

Received: 04.06.1973

Fulltext: PDF file (765 kB)

English version: Soviet Mathematics (Izvestiya VUZ. Matematika), 1977, 21:3, 15–18

Bibliographic databases: