A generalization of Coleman's 
p-adic integration theory
(Final version, to appear in Inventiones)

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Amnon Besser
E-mail: bessera@math.bgu.ac.il
URL: http://www.cs.bgu.ac.il/~bessera/


We associate to a scheme X smooth over a p-adic ring a kind of cohomology group Hfpi(X,j). For proper X this cohomology has Poincaré duality hence Gysin maps and cycle class maps which are reasonably explicit. For zero-cycles we show that the cycle class map is given by Coleman integration. The cohomology theory Hfp is therefore interpreted as giving a generalization of Coleman's theory. We find an embedding $H_{syn}^{2i}(X,i)\hookrightarrow H_{fp}^{2i}(X,i)$ where Hsyn is (rigid) syntomic cohomology. Our main result is an explicit description of the syntomic Abel-Jacobi map in terms of generalized Coleman integration.
 



Amnon Besser

1999-02-14