2017-05-232017-05-232008Soriano Arbizu, J.M. (2008). A Fredholm mapping of index zero. Journal of the Korean Mathematical Society, 45 (2), 527-535.0304-99142234-3008http://hdl.handle.net/11441/60285Sufficient conditions are given to assert that between any two Banach spaces over K Fredholm mappings share exactly N values in a specific open ball. The proof of the result is constructive and is based upon continuation methods.application/pdfengAttribution-NonCommercial-NoDerivatives 4.0 Internacionalhttp://creativecommons.org/licenses/by-nc-nd/4.0/Zero pointContinuation methodsContinuous dependence theoremC1-homotopyProper mappingCompact mappingRegular valueFredholm mappingIsomorphisminfo:eu-repo/semantics/articleinfo:eu-repo/semantics/openAccess