Co-basis
From Encyclopedia of Mathematics
A basis of a dual or adjoint space.
Comments
A co-basis is also called a dual basis. Often the terminology "dual basis" or "co-basis" of 
is used to denote a basis 
of 
such that 
(the Kronecker delta), where 
is a given basis of 
. The pair 
is referred to as a pair of dual bases.
How to Cite This Entry:
Co-basis. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Co-basis&oldid=17851
Co-basis. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Co-basis&oldid=17851