#log

return the natural logarithm of the parameter

#Declaration

• genType log(genType x)

#Parameters

• x: Specify the value of which to take the natural logarithm.

#Description

log returns the natural logarithm of x. i.e., the value 𝑦 which satisfies $$ x = e^{y} $$ Results are undefined if x ≤ 0.

#See Also

• exp
• exp2
• log2