Volume 47 (1977)

Table of contents

Discontinuités de champs hamiltoniens et existence de solutions optimales en calcul des variations
p. 5-32
Modular curves and the Eisenstein ideal
p. 33-186
Algebraic K-theory and crystalline cohomology
p. 187-268
Infinitesimal computations in topology
p. 269-331
A counterexample to the rigidity conjecture for polyhedra
p. 333-338