upper

Extracts the upper triangular matrix. More...

array	upper (const array &input, int diagonal=0)
	Extract upper triangular matrix. More...

Detailed Description

Extracts the upper triangular matrix.

Returns the upper triangular matrix

Function Documentation

array af::upper	(	const array &	input,
		int	diagonal = 0
	)

Extract upper triangular matrix.

Parameters

[in]	input	matrix
[in]	diagonal	to include in extraction: diagonal==0 is the center diagonal (default), diagonal>0 is above, and diagonal<0 is below.

Returns

upper triangular part of the matrix