qrgetR(a)

Returns matrix R after a QR decomposition of matrix a.


See also qrgetQ svdgetS svdgetU svdgetV 


Example


a = ( 3, 1 ; 6, 6 ; 0, 4 )

3  1

6  6

0  4

qrgetR( a )

7.3484   6.5319

0.0      4.3969