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Common fixed points for commuting contraction mappings
R. DeMarr
Citation:
R. DeMarr, “Common fixed points for commuting contraction mappings”, Matematika, 9:4 (1965), 139–141; Pacific J. Math., 13 (1963), 1139–1141
Linking options:
https://www.mathnet.ru/eng/mat373 https://www.mathnet.ru/eng/mat/v9/i4/p139
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