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