
We investigate the duality between local (complex analytic) projective structures on surfaces and two dimensional (complex analytic) neighborhoods of rational curves having self-intersection +1. We study the analytic classification, existence of normal forms, pencil/fibration decomposition, infinitesimal symmetries. We deduce some transcendental result about Painlev'e equations.
This version is a shortening of previous version v3. Some new results have been added, like prolongation of foliated structure in section 3.4, and non existence of foliated structure for many Painleve equations in section 6
Mathematics - Differential Geometry, Painleve equations, Mathematics - Complex Variables, [MATH.MATH-CV]Mathematics [math]/Complex Variables [math.CV], [MATH.MATH-CA]Mathematics [math]/Classical Analysis and ODEs [math.CA], [MATH.MATH-CA] Mathematics [math]/Classical Analysis and ODEs [math.CA], 510, Projective structures, Differential Geometry (math.DG), [MATH.MATH-DG]Mathematics [math]/Differential Geometry [math.DG], Mathematics - Classical Analysis and ODEs, [MATH.MATH-CV] Mathematics [math]/Complex Variables [math.CV], Classical Analysis and ODEs (math.CA), FOS: Mathematics, Complex Variables (math.CV), [MATH.MATH-DG] Mathematics [math]/Differential Geometry [math.DG]
Mathematics - Differential Geometry, Painleve equations, Mathematics - Complex Variables, [MATH.MATH-CV]Mathematics [math]/Complex Variables [math.CV], [MATH.MATH-CA]Mathematics [math]/Classical Analysis and ODEs [math.CA], [MATH.MATH-CA] Mathematics [math]/Classical Analysis and ODEs [math.CA], 510, Projective structures, Differential Geometry (math.DG), [MATH.MATH-DG]Mathematics [math]/Differential Geometry [math.DG], Mathematics - Classical Analysis and ODEs, [MATH.MATH-CV] Mathematics [math]/Complex Variables [math.CV], Classical Analysis and ODEs (math.CA), FOS: Mathematics, Complex Variables (math.CV), [MATH.MATH-DG] Mathematics [math]/Differential Geometry [math.DG]
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