Álvarez-Mozos, Mikel2014-12-182014-12-182014-12-01https://hdl.handle.net/2445/60885application/pdfengcc-by-nc-sa (c) Álvarez-Mozos, Mikel, 2014http://creativecommons.org/licenses/by-nc-sa/3.0/es/deed.caMatemàticaProblemes i exercicisCIRAXSelf study material for mathematics 1info:eu-repo/semantics/otherinfo:eu-repo/semantics/openAccess