orthonormal(A)
Returns a matrix with orthonormal columns that span the column space of matrix A.
See also span nullspace
Example
a = ( 2, 5, -4 ; 3, 3, 3 ; 4, 1, 10 )
2 5 -4
3 3 3
4 1 10
orthonormal(a)
0.7071 0.5774
0.0 0.5774
-0.7071 0.5774