Given a matrix A, construct a semi-orthogonal matrix L

*To*: mathgroup at smc.vnet.net*Subject*: [mg83326] Given a matrix A, construct a semi-orthogonal matrix L*From*: Tebi <temelt at xs4all.nl>*Date*: Sat, 17 Nov 2007 05:30:55 -0500 (EST)

Given a matrix A with (m, n) dimension and m<n, I want to construct a semi-orthogonal matrix L with dimension (n, n-m) [that is, L'L = I, where I denotes an identity matrix with dimension (n-m)] such that AL = 0.

**Follow-Ups**:**Re: Given a matrix A,***From:*danl@wolfram.com