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I want f[{1,2.}] to give {2,4.} These don't work: f[v:{__Integer}] f[v:{__Number}], f[v:{__Real || Integer}] Sometimes "__" doesn't print in the Post Preview
I'm Using MMA 7 Graphics[{Line@Transpose@{xs, f[xs]}}] sometimes seems to fail to use AspectRatio->Automatic. The resulting graph may be flat. If I use Graphics[{Line @ Transpose @ {xs,1000 f[xs]}}] I get a nice graph. Why does...