Representation Theory

1. Two papers on representation theory G. Segal; 2. Representations of the group SL(2,R), where R is a ring of functions A. M. Vershik, I. M. Gelfand and M. I. Graev; 3. Representations of the group of diffeomorphisms A. M. Vershik, I. M. Gelfand and M. I. Graev; 4. An introduction to the paper 'Schubert cells and cohomology of the spaces G/P' G. Segal; 5. Schubert cells and cohomology of the spaces G/P I. N. Bernstein, I. M. Gelfand and S. I. Gelfand; 6. Four papers on problems in linear algebra C-M. Ringel; 7. Coxeter functions and Gabriel's theorem I. N. Bernstein, I. M. Gelfand and V. A. Ponomarev; 8. Free modular lattices and their representations I. M. Gelfand and V. A. Ponomarev; 9. Lattices, representations and algebras connected with them I I. M. Gelfand and V. A. Ponomarev; 10. Lattices, representations and algebras connected with them II I. M. Gelfand and V. A. Ponomarev.