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Message-ID: <CAAxdm-5HjuZ+gbX1DD3gQ-xKbFjDXX4tg9yYxTQLs=rCwWyu6Q@mail.gmail.com> Date: 2014-02-28T21:55:22Z From: jim holtman Subject: which(rsts$date<2011-03-01) In-Reply-To: <CAJnbHtJ3Sau8DUf8uGqi+cNvCfrH4QrZbdESKKgNPX3tDQxmzg@mail.gmail.com> An embedded and charset-unspecified text was scrubbed... Name: not available URL: <https://stat.ethz.ch/pipermail/r-help/attachments/20140228/4fd52897/attachment.pl>