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Dec 9, 2017 at 1:20 comment added Gianni del Fiore @DeaneYang: By Tschebyshev coordinates I mean a coordinate system whose coordinate vector fields have all unit length everywhere
Dec 8, 2017 at 22:00 comment added Deane Yang What's your definition of Tschebyshev coordinates?
Dec 8, 2017 at 18:55 comment added j.c. Here's an old question that came to mind though I'm not sure if it helps mathoverflow.net/questions/91429/chebyshev-net-in-3d
Dec 8, 2017 at 16:58 history asked Gianni del Fiore CC BY-SA 3.0