46-XX Functional analysis [For manifolds modeled on topological linear spaces, see 57Nxx, 58Bxx] 118864

46M20 Methods of algebraic topology (cohomology, sheaf and bundle theory, etc.) [See also 14F05, 18Fxx, 19Kxx, 32Cxx, 32Lxx, 46L80, 46M15, 46M18, 55Rxx] 1270