The Fundamental Group

Open sets, continuity, homeomorphism, and homotopy, leading to the first algebraic invariant of a space.

Topics on this path

1. Topological Spaces & Open Sets
2. Basis for a Topology
3. Continuity in Topological Spaces
4. Homeomorphisms & Topological Equivalence
5. Homotopy of Maps & Paths
6. The Fundamental Group