Lectures: A. Auslander, R. Tolimeri: Nilpotent groups and abelian varieties.- M Cowling: Unitary and uniformly bounded representations of some simple Lie groups.- M. Duflo: Construction de representations unitaires d'un groupe de Lie.- R. Howe: On a notion of rank for unitary representations of the classical groups.- V.S. Varadarajan: Eigenfunction expansions of semisimple Lie groups.- R. Zimmer: Ergodic theory, group representations and rigidity.- Seminars: A. Koranyi: Some applications of Gelfand pairs in classical analysis.

Lectures: M.F. Atiyah: Classical groups and classical differential operators on manifolds.- R. Bott: Some aspects of invariant theory in differential geometry.- E.M. Stein: Singular integral operators and nilpotent groups.- Seminars: P. Malliavin: Diffusion et geometrie differentielle globale.- S. Helgason: Solvability of invariant differential operators on homonogeneous manifolds.

Lectures: T.H. Brylawski: The Tutte polynomial.- D.J.A. Welsh: Matroids and combinatorial optimisation.- Seminars: M. Barnabei, A. Brini, G.-C. Rota: Un'introduzione alla teoria delle funzioni di Mobius.- A. Brini: Some remarks on the critical problem.- J. Oxley: On 3-connected matroids and graphs.- R. Peele: The poset of subpartitions and Cayley's formula for the complexity of a complete graph.- A. Recski: Engineering applications of matroids.- T. Zaslavisky: Voltage-graphic matroids.

Lectures: J. Chazarain, A. Piriou: Problemes mixtes hyperboliques: Premiere partie: Les problemes mixtes hyperboliques verifiant 1a condition de Lopatinski uniforme; Deuxieme partie: Propagation et reflexion des singularites.- L. Garding: Introduction to hyperbolicity.- T. Kato: Linear and quasi-linear equations of evolution of hyperbolic type.- K.W. Morton: Numerical methods for non-linear hyperbolic equations of mathematical physics.- Seminars: H. Brezis: First-order quasilinear equation on a torus.

Pham Mau Quam: Problemes mathematiques en hydrodynamique relativiste.- A. Lichnerowicz: Ondes de choc, ondes infinitesimales et rayons en hydrodynamique et magnetohydrodynamique relativistes.- A.H. Taub: Variational principles in general relativity.- J. Ehlers: General relativistic kinetic theory of gases.- K. Marathe: Abstract Minkowski spaces as fibre bundles.- G. Boillat: Sur la propagation de la chaleur en relativite.

Lectures: A. Day: The thermodynamics of materials with memory.- G. Fichera: Analytic problems of hereditary phenomena.- R.S. Rivlin: The theory of constitutive equations.- Seminars: R. Bouc, G. Geymonat: Periodic problems in thermoviscoelasticity.- M. Fabrizio: Sulla nozione di stato nella termomeccanica dei continui.- M. Ribaric: The black box approach and systems with memory.

A. Dynin: Pseudo-differential operators on Heisenberg groups.- A. Dynin: An index formula for elliptic boundary problems.- G.I. Eskin: General mixed boundary problems for elliptic differential equations.- B. Helffer: Hypoellipticite pour des operateurs differentiels sur des groupes de Lie nilpotents.- J.J. Kohn: Lectures on degenerate elliptic problems.- K. Taira: Conditions necessaires et suffisantes pour l'existence et l'unicite des solutions du probleme de la derivee oblique.- F. Treves: Boundary value problems for elliptic equations.

Lectures: A.C. Pipkin: Non-linear phenomena in continua.- R.S. Rivlin: An introduction to non-linear continuum mechanics.- Seminars: P.A. Blythe: Non-linear far-field theories in relaxing gas flows.- J. Meixner: Thermodynamics of deformable materials.- G.F. Smith: The generation of integrity bases.

Lectures: A. Beauville: Surfaces algebriques complexes.- F.A. Bogomolov: The theory of invariants and its applications to some problems in the algebraic geometry.- E. Bombieri: Methods of algebraic geometry in Char. P and their applications.- Seminars: F. Catanese: Pluricanonical mappings of surfaces with K =1,2, q=pg=0.- F. Catanese: On a class of surfaces of general type.- I. Dolgacev: Algebraic surfaces with p=pg =0.- A. Tognoli: Some remarks about the "Nullstellensatz."

M. Brelot: Historical introduction.- H. Bauer: Harmonic spaces and associated Markov processes.- J.M. Bony: Operateurs elliptiques degeneres associes aux axiomatiques de la theorie du potentiel.- J. Deny: Methodes hilbertiennes en theory du potentiel.- J.L. Doob: Martingale theory - Potential theory.- G. Mokobodzki: Cones de potentiels et noyaux subordonnes.