Riemannian topology and geometric structures on manifolds / Krzysztof Galicki, Santiago R. Simanca

Publié à partir des contributions à la "Conference on Riemannian topology and geometric structures on manifolds" tenue à l'Université de New Mexico, à Albuquerque, du 10 au 14 octobre 2006 en l'honneur du 65e anniversaire de Charles P. Boyer.
Contents: Charles P. Boyer—an autobiographical sketch (xi–xvi); Jeff Cheeger and Xianzhe Dai, L2-cohomology of spaces with nonisolated conical singularities and nonmultiplicativity of the signature (1–24); Paul Gauduchon, Hirzebruch surfaces and weighted projective planes (25–48); Nigel Hitchin, Quaternionic Kähler moduli spaces (49–61); Ludmil Katzarkov, Homological mirror symmetry and algebraic cycles (63–92); János Kollár, Positive Sasakian structures on 5-manifolds (93–117); Claude LeBrun, Four-manifolds, curvature bounds, and convex geometry (119–152); Philippe Rukimbira, The 1-nullity of Sasakian manifolds (153–159); James Sparks, New results in Sasaki-Einstein geometry (161–184); Craig van Coevering, Some examples of toric Sasaki-Einstein manifolds (185–232); Wolfgang Ziller, On the geometry of cohomogeneity one manifolds with positive curvature (233–262); Charles P. Boyer, Krzysztof Galicki and Santiago R. Simanca, The Sasaki cone and extremal Sasakian metrics (263–290).