1973/10/01 by Michael A. Geraghty · 11 citations
Mathematics · Physics and Astronomy · #Fixed Point Theorems Analysis #Advanced Differential Geometry Research
paper · doi:10.1090/s0002-9939-1973-0334176-5
The Cauchy condition for convergence of a contractive iteration in a complete metric space is replaced by an equivalent functional condition. Many generalizations of the Banach-Neumann contractive mapping principle follow.