Cousland, Malcolm An A-proper map with prescribed topological degree. (English) Zbl 0305.47033 Proc. Am. Math. Soc. 58, 179-184 (1976). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 Document MSC: 47H99 Nonlinear operators and their properties 55M25 Degree, winding number × Cite Format Result Cite Review PDF Full Text: DOI