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when toggle format what by license comment
Sep 1, 2015 at 14:15 comment added Achim Krause Oops, sorry, misread the question.
Aug 31, 2015 at 14:34 comment added Igor Rivin But the OP asks about a hemisphere, which your map does not act on.
Aug 31, 2015 at 14:20 history answered Achim Krause CC BY-SA 3.0