to_ary() Instance Public methods Returns L, U, P in an array to_a

to_a() Instance Public methods Alias for: to_ary

solve(b) Instance Public methods Returns m so that A*m = b, or equivalently so that L*U*m = P*b b can be a Matrix or a Vector

singular?() Instance Public methods Returns true if U, and hence A, is singular.

p() Instance Public methods Returns the permutation matrix P

l() Instance Public methods

determinant() Instance Public methods Alias for: det

det() Instance Public methods Returns the determinant of A, calculated efficiently from the factorization. determinant

new(a) Class Public methods

v_inv() Instance Public methods Alias for: eigenvector_matrix_inv