null space

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null space

[′nəl ′spās]
(mathematics)
For a linear transformation, the vector subspace of all vectors which the transformation sends to the zero vector. Also known as kernel.
References in periodicals archive ?
T] AZ) of the preconditioned nullspace method has the same set of eigenvalues as the error propagation matrix M (2.
The use of the SVD for a nullspace computation is not considered in [15], since the authors use a different approach involving the solution of eigenvalue problems, usually of large size.
T] must belong to the nullspace of the Sylvester matrix.
t] denotes the transpose, Ker is the nullspace, and Im is the range.
i)] is the projection matrix of the nullspaces of class i and P is the projection matrix of the subspace of the total scatter matrix.