46-XX Functional analysis {For manifolds modeled on topological linear spaces, see 57Nxx, 58Bxx} 146036
46Exx Linear function spaces and their duals [See also 30H05, 32A38, 46F05] {For function algebras, see 46J10} 41461
46E36 Sobolev (and similar kinds of) spaces of functions on metric spaces; analysis on metric spaces 254