1 - Tensor categories |
2 - Group actions and vector fields : proceedings of a Polish-North American seminar held at the University of British Columbia January 15 - February 15, 1981 |
3 - Markov random fields |
4 - Nonlinear oscillations, dynamical systems, and bifurcations of vector fields |
5 - Nonlinear oscillations, dynamical systems, and bifurcations of vector fields |