(architecture, computing, design) A behavioural design pattern that describes the uses of null objects and their behavior (or the lack of them).

plural of null path length

plural of nullspace

(mathematics) The kernel of a linear map between two vector spaces or two modules.

plural of nullsurface

(mathematics) A surface whose normal at all points is a null vector

(linear algebra) The vector space of all row vectors whose dot products with the columns of a given matrix are zero; the nullspace of the transpose of a given matrix.

(mathematics) A theorem that establishes a fundamental relationship between geometry and algebra by relating algebraic sets to ideals in polynomial rings over algebraically closed fields.