A family of adapted complexifications for SL 2 ()
Annali della Scuola Normale Superiore di Pisa - Classe di Scienze, Série 5, Tome 8 (2009) no. 1, pp. 17-49

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Let G be a non-compact, real semisimple Lie group. We consider maximal complexifications of G which are adapted to a distinguished one-parameter family of naturally reductive, left-invariant metrics. In the case of G=SL 2 () their realization as equivariant Riemann domains over G =SL 2 () is carried out and their complex-geometric properties are investigated. One obtains new examples of non-univalent, non-Stein, maximal adapted complexifications.

Classification : 53C30, 53C22, 32C09, 32Q99, 32M05

Halverscheid, Stefan 1 ; Iannuzzi, Andrea 2

1 Universität Bremen, Bibliothekstr. 1, D-28359 Bremen, Germany
2 Dipartimento di Matematica, II Università di Roma “Tor Vergata", Via della Ricerca Scientifica, I-00133 Roma, Italia
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     title = {A family of adapted complexifications for $SL_2(\mathbb{R})$},
     journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze},
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     publisher = {Scuola Normale Superiore, Pisa},
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Halverscheid, Stefan; Iannuzzi, Andrea. A family of adapted complexifications for $SL_2(\mathbb{R})$. Annali della Scuola Normale Superiore di Pisa - Classe di Scienze, Série 5, Tome 8 (2009) no. 1, pp. 17-49. http://geodesic.mathdoc.fr/item/ASNSP_2009_5_8_1_17_0/