Caldas, Miguel2017-09-252017-09-252011http://revistas.pucp.edu.pe/index.php/promathematica/article/view/2659/2605El artÃculo no presenta resumenA function is dened to be hardly e-open provided that theinverse image of each e-dense subset of the codomain that is contained in a proper open set is e-dense in the domain. Characterizations and properties of hardly e-open functionsare presented.application/pdfspainfo:eu-repo/semantics/openAccesshttp://creativecommons.org/licenses/by/4.0Topological SpacesE-Open SetsE-Dense SetsHardly E-Open FunctionsCharacterization of Hardly e-Open functionsinfo:eu-repo/semantics/articlehttps://purl.org/pe-repo/ocde/ford#1.01.00