Homework 02

Read: Section 2.1 from our book: as a pdf and in a web version.

Turn in: 2.7, 2.11, 2.12, 2.13, 2.15

• Important note: typically we won’t be doing every problem/theorem from our book. However, when doing a given one, you are allowed to use the results of all previous problems and theorems, even if we didn’t prove them.

Extra practice: 2.9, 2.10, 2.14