ln

ln

This function will return natural logarithm of the input value

Syntax:

ln(n)

Argument	Description
double n	The value to make a natural logarithm of

Returns: double

Description:

This function returns how many times does the Euler's Number (approximately 2.718281828) have to be multiplied by itself to equal to n. It's an opposite function to function exp(n), it means that - ln(exp(n)) = n.

Example:

double value;
value = ln(5);

This function sets value to 1.609438.

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