Encyclopedia > Nullity

Article Content

Nullity

In linear algebra, the nullity of a matrix M is the number of columns of M minus the rank of M. If the m by n matrix M is regarded as a linear transformation Rⁿ → R^m, then the nullity is equal to the dimension of the kernel of this linear transformation.

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Battle Creek, Michigan

... of 113.1 km² (43.7 mi²). 110.9 km² (42.8 mi²) of it is land and 2.2 km² (0.8 mi²) of it is water. The total area is 1.92% water. ...