Philippe Eyssidieux

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math.AG1998

Un théoréme de Nakai-Moishezon pour certaines classes de type (1,1)

Philippe Eyssidieux

Let $X$ be a smooth compact projective variety over $C$ . Let $H^{2} (π_{1} (X), R)^{1, 1}$ be the intersection of $H^{1, 1} (X, R)$ with the image of the map $H^2(π_…

math.AG1998

Invariants de Von Neumann des faisceaux coherents

Philippe Eyssidieux

Inspired by some recent work of M. Farber, W. Lück and M. Shubin on L2 homotopy invariants of infinite Galois coverings of simplicial complexes (L2 Betti numbers and Novikov-Shubin…