Topology 19

Lectures take place every Monday from 18 to 18.50 in M6.

Every lesson provides a list of exercises, students that intend to have credits from the course are expected to solve at least 30% of the exercise sheet. Solutions can be sent by email or brought brevi manu the week after.

1. What is a geometric object?
2. Bestiary.
3. Separation axioms + : Separation axioms by Vipul Naik.
4. Compactness.
5. Connectedness.
6. Bonus track I: topological groups.
7. Writing down maps.
8. Actions.
9. Coverings.
10. Using coverings. Achtung! The construction of Δ[G] is not correct, we redirect the reader to Hatcher's Algebraic topology, Example 1B.7 for the correct construction.
11. Van Kampen + : A proof of weak Van Kampen by Munkres.
12. Bonus track II: Stone duality.