log

Natural logarithm. More...

Functions
AFAPI array	log (const array &in)
	C++ Interface for natural logarithm. More...
AFAPI af_err	af_log (af_array *out, const af_array in)
	C Interface for natural logarithm. More...

Detailed Description

Natural logarithm.

Note

This function supports real inputs only. Complex inputs are not yet supported.

Function Documentation

AFAPI af_err af_log	(	af_array *	out,
		const af_array	in
	)

C Interface for natural logarithm.

Parameters

[out]	out	will contain the natural logarithm of in
[in]	in	is input

Returns

AF_SUCCESS if the execution completes properly

AFAPI array af::log

(

const array &

in

)

C++ Interface for natural logarithm.

Parameters

[in]

in

is input

Returns

the natural logarithm of input

Examples:

financial/black_scholes_options.cpp, financial/heston_model.cpp, machine_learning/logistic_regression.cpp, machine_learning/naive_bayes.cpp, and machine_learning/softmax_regression.cpp.