log(var x): var

Logarithm of x at base e.

Parameters:

x - any var.

Returns:

ln(x)

Example:

x = log(1); // x is now 0 
x = log(2.178); // x is now 1 (2.178 is an approximation to the constant e).
x = log(y)/log(2); // x is log2(y), i.e. log(y) at base 2.

See also:

exp, pow, sqrt ► latest version online