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Message-ID: <0ca0badd-c953-6fb4-8e3d-b8e5b2fa59e5@gmail.com> Date: 2017-08-16T11:38:41Z From: eric Subject: [R-es] Operaciones entre variables de un dataframe In-Reply-To: <CAELk-FGaPWW+svBCe5wkGONLzMKH1xp1dU1Y8cqQ4ZcVS+0ScQ@mail.gmail.com> Se ha borrado un adjunto en formato HTML... URL: <https://stat.ethz.ch/pipermail/r-help-es/attachments/20170816/92183a7a/attachment.html>