1
by Arnold, V.I., Varchenko, A.N., Gusein-Zade, S.M.
Published 1988
Birkhäuser Boston
Table of Contents: ...I The topological structure of isolated critical points of functions -- 1 Elements of the theory...

2
by Arnold, V.I., Varchenko, A.N., Gusein-Zade, S.M.
Published 1985
Birkhäuser
... corners of mathematics (such as algebraic and differential geometry and topology, Lie groups and algebras...