caa a22 4500 463245865 CHVBK 20180405153325.0 cr unu---uuuuu 170326e20071201xx s 000 0 eng 10.1007/s00009-007-0131-0 doi (NATIONALLICENCE)springer-10.1007/s00009-007-0131-0 Some Results on Best Coapproximation in L 1 ( S , X ) [Elektronische Daten] [Hamid Mazaheri, Saaed Jesmani] Abstract.: As a counterpart to best approximation in normed linear spaces, best coapproximation was introduced by Franchetti and Furi. In this paper, we shall show that if M is a separable, coproximinal subspace of X satisfying some additional conditions, then L 1 (S, M) is coproximinal in L 1(S, X). Birkhaueser, 2007 Upper semi-continuous nationallicence approximatively compact nationallicence coproximinal subspaces nationallicence cochebyshev subspace nationallicence Mazaheri Hamid Department of Pure and Applied Mathematics, Yazd University, P.O. Box 89195-741, Yazd, Iran aut Jesmani Saaed Education of Mathematics, Farss, Niriz, Iran aut Mediterranean Journal of Mathematics SP Birkhäuser Verlag Basel 4/4(2007-12-01), 497-503 1660-5446 4:4<497 2007 4 9 https://doi.org/10.1007/s00009-007-0131-0 text/html Onlinezugriff via DOI 1 research-article jats NATIONALLICENCE 856 40 https://doi.org/10.1007/s00009-007-0131-0 text/html Onlinezugriff via DOI NATIONALLICENCE 700 1- Mazaheri Hamid Department of Pure and Applied Mathematics, Yazd University, P.O. Box 89195-741, Yazd, Iran aut NATIONALLICENCE 700 1- Jesmani Saaed Education of Mathematics, Farss, Niriz, Iran aut NATIONALLICENCE 773 0- Mediterranean Journal of Mathematics SP Birkhäuser Verlag Basel 4/4(2007-12-01), 497-503 1660-5446 4:4<497 2007 4 9 Metadata rights reserved Springer special CC-BY-NC licence nationallicence BK010053 XK010053 XK010000 NATIONALLICENCE NATIONALLICENCE NL-springer