Extremal metrics on toric surfaces: a continuity method

The paper develops an existence theory for solutions of the Abreu equation, which include extremal metrics on toric surfaces. The technique employed is a continuity method, combined with “blow-up” arguments. General existence results are obtained, assuming a hypothesis (the “M-condition”) on the sol...

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Veröffentlicht in:Journal of differential geometry 2008-07, Vol.79 (3), p.389-432
1. Verfasser: Donaldson, S. K.
Format: Artikel
Sprache:eng
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Zusammenfassung:The paper develops an existence theory for solutions of the Abreu equation, which include extremal metrics on toric surfaces. The technique employed is a continuity method, combined with “blow-up” arguments. General existence results are obtained, assuming a hypothesis (the “M-condition”) on the solutions, which is shown to be related to the injectivity radius.
ISSN:0022-040X
1945-743X
DOI:10.4310/jdg/1213798183