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2005/04/11 | 凯勒流形[Kähler Manifold]
类别(∑〖数学〗)
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发表于 14:11
A
complex manifold
for which the
exterior derivative
of the fundamental form
associated with the given
Hermitian metric
vanishes, so
. In other words, it is a complex manifold with a
Kähler structure
. It has a
Kähler form
, so it is also a
symplectic manifold
. It has a
Kähler metric
, so it is also a
Riemannian manifold
.
The simplest example of a Kähler manifold is a
Riemann surface
, which is a
complex manifold
of dimension 1. In this case, the
imaginary part
of any
Hermitian metric
must be a
closed form
since all 2-forms are
closed
on a two real dimensional
manifold
.
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