TY - BOOK AU - Demazure, Michel AU - Chillingworth, David TI - Bifercations and catastrophes : : Geometry of solutions to nonlinear problems T2 - Universitext SN - 9783540521181 U1 - 515.35 20 PY - 2000/// CY - Berlin PB - Springer-Verlag KW - Mathematics KW - Differentiable manifolds KW - Catastrophe (Mathematics) KW - Bifurcation theory ER -