Browder's convergence for uniformly asymptotically regular nonexpansive semigroups in Hilbert spaces (Q963591)

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scientific article; zbMATH DE number 5692331
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Browder's convergence for uniformly asymptotically regular nonexpansive semigroups in Hilbert spaces
scientific article; zbMATH DE number 5692331

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    Browder's convergence for uniformly asymptotically regular nonexpansive semigroups in Hilbert spaces (English)
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    13 April 2010
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    Let \(C\) be a closed convex subset of a Hilbert space and \((T(t):t\geq 0)\) be a uniformly asymptotically regular nonexpansive semigroup on \(C\) with \(F:=\cap\{F(T(t)):t\geq 0\}\neq \emptyset\). Let \((a_n)\subset (0,1)\) and \((t_n)\subset (0,\infty)\) be sequences with \(\lim_n(a_n)=\lim_n(a_n/t_n)=0\). Then, for each \(u\in C\), the implicit sequence \[ x_n=a_nu+(1-a_n)T(t_n)x_n, \quad n\geq 0, \] converges strongly to an element of \(F\), nearest to \(u\).
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    Hilbert space
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    closed convex set
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    one-parameter strongly continuous semigroup of nonexpansive mappings
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    common fixed point
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    implicit sequence
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    Opial property
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    strong convergence
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