An Extension of Brouwer's Fixed-Point Theorem to Nonacyclic, Set Valued Functions

Autor:	Connelly, Robert
Zdroj:	Proceedings of the American Mathematical Society, 1974 Mar 01. 43(1), 214-218.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/2039358 Zobrazit plný text záznamu