55Mxx Classical topics in algebraic topology {For the topology of Euclidean spaces and manifolds, see 57Nxx} 5198

55M30 Lyusternik-Shnirel’man category of a space, topological complexity à la Farber, topological robotics (topological aspects) 737

55M35 Finite groups of transformations in algebraic topology (including Smith theory) [See also 57S17] 468