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1. Some set theory
2. Metric spaces
3. Open sets
4. Basis, subbasis, subspace
5. Closed sets
6. Continuous functions
7. Connectedness
8. Path connectedness
9. Separation axioms
10. Urysohn lemma
11. Tietze extension theorem
12. Urysohn metrization theorem
13. Metrization of manifolds
14. Compact spaces
15. Heine-Borel theorem
16. Compact metric spaces
17. Tychonoff theorem
18. Compactification
19. Quotient spaces
6. Continuous functions
Notes
Complete lecture notes
Blank lecture notes
Videos
Part 1 (pages 51-53)
Part 2 (pages 54-55)
Part 3 (pages 56-57)
Part 4 (pages 58-59)
Page links
Page 51: Continuous functions and closed sets.
Page 52: Continuous functions and sequences in metric spaces.
Page 53: Continuous functions and sequences in topological spaces.
Page 54: Composition of continuous functions. Open pasting lemma.
Page 55: Closed pasting lemma.
Page 56: Homeomorphisms: definition, basic properties.
Page 57: Equivalent definitions of a homeomorphism.
Page 58: Homeomorphic spaces. Examples.
Page 59: Stereographic projection.
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5. Closed sets
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7. Connectedness