| 10. Pushouts and van Kampen’s Theorem | complete notes | blank notes |
| 11. Proof of van Kampen’s Theorem | complete notes | blank notes |
Complete Weekly Digest 5 on Gradescope.
Note. The deadline for submitting this homework has been moved so that it does not interfere with the midterm exam. However, the material from this assignment is covered by the exam, so you should attempt it before the exam.
E10.4, E10.5, E10.6, E10.7, E10.10