Topological Ring: Mathematics, Ring (Algebra), Space, Continuity (Topology)

Topological Vector Space: Mathematics, Topology, Function (Mathematics), Functional Analysis, Algebra, Ring, Banach...

Pointless Topology: Topology, Topological Space, Open Set, Mathematics, Heyting Algebra, Complete Algebra

Topological Algebra: Field, Vector Space, Topology, Algebra Over a Associative Algebra, Ring, Banach

Topological Abelian Group: Group, Ring, Space, Group (Algebra), Commutative, Continuous (Topology)