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


Tebi wrote:
> 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.

Try Orthogonalize@NullSpace[mat]

-- 
Szabolcs


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