Orthogonal Basis
A Basis of vectors 
which satisfy
where
, 
are constants (not necessarily equal to 1) and 
is the Kronecker Delta.See also Basis, Orthonormal Basis- Notation
- Novemdecillion
- NP-Complete Problem
- NP-Hard Problem
- n-plex
- NP-Problem
- n-Sphere
- NSW Number
- Nu Function
- Null Function
- Null Graph
- Null Hypothesis
- Nullspace
- Nullstellansatz
- Null Tetrad
- Number
- Number Axis
- Number Field
- Number Field Sieve Factorization Method
- Number Group
- Number Guessing
- Number Pyramid
- Number System
- Number Theoretic Transform
- Number Theory