NXC  Version 1.2.1 r5
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#define Log (   _X)    asm { log __FLTRETVAL__, _X }

Compute natural logarithm.

Computes the natural logarithm of _X. The natural logarithm is the base-e logarithm, the inverse of the natural exponential function (exp). For base-10 logarithms, a specific function Log10() exists. Only constants or variables allowed (no expressions).

Deprecated:
Use log() instead.
Parameters
_XFloating point value.
Returns
Natural logarithm of _X.