/mdn2/en-US/docs/Web/JavaScript/Reference/Global_Objects/MathMath
abs acos acosh asin asinh atan atan2 atanh cbrt ceil clz32 cos cosh E exp expm1 f16round floor fround hypot imul LN10 LN2 log log10 LOG10E log1p log2 LOG2E max min PI pow random round sign sin sinh sqrt SQRT1_2 SQRT2 tan tanh trunc
/mdn2/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/atan2atan2