Operator algebras Alg�ebres d'op�erateurs Algebra Algèbres d'opérateurs Functional analysis Lie groups MATHEMATICS $K$-theory $K$-theory and operator algebras Analyse fonctionnelle Classifications of $C^*$-algebras General theory of $C^*$-algebras General theory of von Neumann algebras Groupes de Lie Index theory Intermediate K-theory K-théorie Linear Noncommutative differential geometry Noncommutative dynamical systems Representations of Lie and linear algebraic groups over real fields: analytic methods Selfadjoint operator algebras ($C^*$-algebras, von Neumann ($W^*$- ) algebras, etc.) Topological groups, Lie groups