Fixed-point theorem: Difference between revisions

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In [[mathematics]], a '''fixed-point theorem''' is a result saying that a [[function (mathematics)|function]] ''F'' will have at least one [[fixed point (mathematics)|fixed point]] ( a point ''x'' for which ''F''(''x'') = ''x'' ), under some conditions on ''F'' that can be stated in general terms.<ref>{{cite book

| author = Brown, R. F. (Ed.)

| title = Fixed Point Theory and Its Applications