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Message-ID: <CANCN_HQgSGsE+FVLcaQajt6vwxVHHQPMQNS_59Ct7OGwE=n4Hw@mail.gmail.com> Date: 2012-10-31T10:54:57Z From: vincent guyader Subject: "NA-friendly" operator In-Reply-To: <CAM_vjukW8R8LcdRDnX-CLoOEogcr-Do_aSQ3EOGMwegMAkcGhQ@mail.gmail.com> An embedded and charset-unspecified text was scrubbed... Name: not available URL: <https://stat.ethz.ch/pipermail/r-help/attachments/20121031/8174ac1e/attachment.pl>