In mathematics, an Enoki surface is
compact
Compact as used in politics may refer broadly to a pact or treaty; in more specific cases it may refer to:
* Interstate compact
* Blood compact, an ancient ritual of the Philippines
* Compact government, a type of colonial rule utilized in British ...
complex surface with positive second
Betti number that has a
global spherical shell and a non-trivial divisor ''D'' with ''H''
0(O(''D'')) ≠ 0 and (''D'', ''D'') = 0. constructed some examples. They are
surfaces of class VII In mathematics, surfaces of class VII are non-algebraic complex surfaces studied by that have Kodaira dimension −∞ and first Betti number 1. Minimal surfaces of class VII (those with
no rational curves with self-intersection −1) a ...
, so are non-Kähler and have
Kodaira dimension −∞.
References
*
Complex surfaces
{{geometry-stub