MATLAB Functions Help Desk

null

Purpose

Null space of a matrix

Syntax

Description

B = null(A) returns an orthonormal basis for the null space of A.

Remarks

B'*B = I, A*B has negligible elements, and (if B is not equal to the empty matrix) the number of columns of B is the nullity of A.

See Also

orth        Range space of a matrix

qr          Orthogonal-triangular decomposition

svd         Singular value decomposition



[ Previous | Help Desk | Next ]