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Message-ID: <51FAA1E5.20303@gmail.com> Date: 2013-08-01T17:59:01Z From: Fernando Macedo Subject: [R-es] Problemas con NA y sub-selección por índice In-Reply-To: <CAKL8G3GJmLziRQtCSZ31RfvVBvXWcCHbUS5S-oAxGB6=zoAyuQ@mail.gmail.com> An embedded and charset-unspecified text was scrubbed... Name: no disponible URL: <https://stat.ethz.ch/pipermail/r-help-es/attachments/20130801/3e919851/attachment.pl>