Topic: The Subspace Topology

Finite Subsets of Euclidean Space as Discrete Subspaces

Endpoint Neighborhoods in Half-Open and Closed Intervals

Coordinate Slices and Lines as Subspaces of the Plane

Continuity Into a Subspace

Common Errors About Relative Openness and Continuity

Closed Sets Relative to an Ambient Space

Bases Inherited by a Subspace