• 제목/요약/키워드: A-monotone mappings

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ON INVARIANT APPROXIMATION OF NON-EXPANSIVE MAPPINGS

  • Sharma, Meenu;Narang, T.D.
    • 한국수학교육학회지시리즈B:순수및응용수학
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    • 제10권2호
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    • pp.127-132
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    • 2003
  • The object of this paper is to extend and generalize the work of Brosowski [Fixpunktsatze in der approximationstheorie. Mathematica Cluj 11 (1969), 195-200], Hicks & Humphries [A note on fixed point theorems. J. Approx. Theory 34 (1982), 221-225], Khan & Khan [An extension of Brosowski-Meinardus theorem on invariant approximation. Approx. Theory Appl. 11 (1995), 1-5] and Singh [An application of a fixed point theorem to approximation theory J. Approx. Theory 25 (1979), 89-90; Application of fixed point theorem in approximation theory. In: Applied nonlinear analysis (pp. 389-394). Academic Press, 1979] in metric spaces having convex structure, and in metric linear spaces having strictly monotone metric.

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GENERALIZED SET-VALVED STRONGLY NONLINEAR VARIATIONAL INEQUALITIES IN BANACH SPACES

  • Cho, Y.J.;Fang, Y.P.;Huang, N.J.;Kim, K.H.
    • 대한수학회지
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    • 제40권2호
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    • pp.195-205
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    • 2003
  • In this paper, we introduce and study a new class of generalized strongly nonlinear variational inequalities with setvalued mappings. By using the KKM technique, we prove the existence and uniqueness of solution for this class of generalized setvalued strongly nonlinear variational inequalities in reflexive Banach spaces. Our results include the main results of Verma [16], [17] as special cases.