## Mathematics Subject Classification – MSC2010

Locally convex Fréchet spaces and (DF)-spaces 1422

Spaces determined by compactness or summability properties (nuclear spaces, Schwartz spaces, Montel spaces, etc.) 1051

Not locally convex spaces (metrizable topological linear spaces, locally bounded spaces, quasi-Banach spaces, etc.) 666

Other “topological” linear spaces (convergence spaces, ranked spaces, spaces with a metric taking values in an ordered structure more general than \(\mathbb R\), etc.) 733

Open mapping and closed graph theorems; completeness (including \(B\)-, \(B_r\)-completeness) 796

Topological invariants ((DN), (\(\Omega\)), etc.) 110

Saks spaces and their duals (strict topologies, mixed topologies, two-norm spaces, co-Saks spaces, etc.) 256