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Dear R-devel mailing list, I am wondering whether the "theta" and "phi" parameters of the "persp" function in the graphics commands are named in error (the names seem to have been swapped). Also, in the documentation to "persp", reference is made to "colatitude" when the effect in the image is actually that of "latitude". Thank you,

...a" and "phi" parameters of the "persp" > function > in the graphics commands are named in error (the names seem to have been > swapped). Not that it is authoritative, but one gleans from wikipedia, https://en.wikipedia.org/wiki/Spherical_coordinate_system ,? that phyicists and mathematicians have exactly opposite conventions for the meaning of theta and phi . In the end, a symbol is just a standin for what it "stands for" so, we just need to follow the persp convention when using persp. :-) > Also, in the documentation to "persp", referenc...