Change factorize_lu spec
Change factorize_lu spec

agisga/nmatrix,johnmarinelli/nmatrix,johnmarinelli/nmatrix,janusnic/nmatrix,agisga/nmatrix,wlevine/nmatrix,agisga/nmatrix,wlevine/nmatrix,johnmarinelli/nmatrix,agisga/nmatrix,wlevine/nmatrix,wlevine/nmatrix,janusnic/nmatrix,janusnic/nmatrix,johnmarinelli/nmatrix,janusnic/nmatrix