An Extension of Gregus Fixed Point Theorem
| Autor: | J. O. Olaleru, H. Akewe |
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| Jazyk: | angličtina |
| Rok vydání: | 2007 |
| Předmět: | |
| Zdroj: | Fixed Point Theory and Applications, Vol 2007 (2007) |
| Druh dokumentu: | article |
| ISSN: | 1687-1820 1687-1812 |
| DOI: | 10.1155/2007/78628 |
| Popis: | Let C be a closed convex subset of a complete metrizable topological vector space (X,d) and T:C→C a mapping that satisfies d(Tx,Ty)≤ad(x,y)+bd(x,Tx)+cd(y,Ty)+ed(y,Tx)+fd(x,Ty) for all x,y∈C, where 0 |
| Databáze: | Directory of Open Access Journals |
| Externí odkaz: |
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