null matrix

null matrix

[′nəl ′mā·triks]
(mathematics)
The matrix all of whose entries are zero.
References in periodicals archive ?
While this claim is true, it needs to be noted that the zero in this equation is a square null matrix rather than a scalar.
This proceeding can be applied till we find a reduced square R which is either a null matrix, or a non-singular matrix.
where P is the direct sum of the unit matrix of order 2 x 2 and a null matrix i.