Popa, V. Theorems on multifunctions satisfying a rational inequality. (English) Zbl 0537.54033 Commentat. Math. Univ. Carol. 24, 673-680 (1983). The paper generalizes a fixed-point theorem of Brian Fisher in various ways. No examples are presented of functions satisfying the hypotheses of this theorem but not previously published theorems. Reviewer: R.F.Brown Cited in 1 ReviewCited in 1 Document MSC: 54H25 Fixed-point and coincidence theorems (topological aspects) 54C60 Set-valued maps in general topology Keywords:rational inequality; complete metric space; common fixed point PDFBibTeX XMLCite \textit{V. Popa}, Commentat. Math. Univ. Carol. 24, 673--680 (1983; Zbl 0537.54033) Full Text: EuDML