Abstract
Let X be a connected compact complex manifold. We call X a homogeneous manifold if there exists a complex Liegroup G of biholomorphic automorphisms of X such that for any two points p, q∈X there is a g∈G with: g(p)=q. We give some non-trivial examples of homogeneous manifolds. All examples are non-kaehlerian manifolds. Such examples have been given first by Iwasawa (as far as we know). The last section of this note contains a proposition, which shows that only very special non-semisimple Liegroups are able to act transitivily in the sense stated above, on a compact complex manifold. This is remarkable also in contrast to the semisimple case (cf. [3]).
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Otte, M., Potters, J. Beispiele homogener Mannigfaltigkeiten. Manuscripta Math 10, 117–127 (1973). https://doi.org/10.1007/BF01475037
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DOI: https://doi.org/10.1007/BF01475037