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Publication:3834579
zbMath0678.47044MaRDI QIDQ3834579
R. N. Mukherjee, Vandana Varma
Publication date: 1989
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
existence of T-invariant points on the set of best C-approximantsnon- expansive mapstrong best co-approximation operators
Fixed-point theorems (47H10) Best approximation, Chebyshev systems (41A50) Contraction-type mappings, nonexpansive mappings, (A)-proper mappings, etc. (47H09)
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Invariant points and \(\varepsilon\)-simultaneous approximation ⋮ Best approximation and fixed points for rational-type contraction mappings
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