Dual Basis
Given a
Contravariant
Basis
, its dual
Covariant
basis is given by
where
is the
Metric
and
is the mixed
Kronecker Delta
. In
Euclidean Space
with an
Orthonormal Basis
,
so the
Basis
and its dual are the same.
© 1996-9
Eric W. Weisstein
1999-05-24