Topic: Bases and Subbases

Open Rays as a Subbasis for the Real Line

Neighborhood Calculations in the K-Topology

Generating a Topology From a Finite Subbasis

Comparing Topologies With Basis Refinement

Comparing the Lower Limit and Usual Topologies

Comparing Topologies From Subbasic Sets

Comparing the K-Topology With the Usual Topology

Common Errors in Basis and Subbasis Arguments

Calculating Open Sets in the Lower Limit Topology

Basis Elements as Local Building Blocks