TY - BOOK AU - Labesse Jean-Pierre TI - Cohomologie, stabilisation et changement de base U1 - 512.55 PY - 1999/// CY - Paris PB - Societie Mathematique de France KW - Crossed modules KW - Galois cohomology N2 - This volume introduces the concept of a crossed set'' (a generalization of crossed modules) and studies the Galois cohomology of these objects. This is the key to the stabilization of all elliptic terms for the twisted trace formula. It proves the exis ER -