Sheet 2

This block of work corresponds to Week 3, and is designed for tutorials in Week 4. It's about the modulus, supremum, infimum, and countability. Lecture notes Sections 8, 10, 11, 12, 13, 14 (note that there is no section 9).

The problems sheet is below as a pdf attachment, and is also available as a Sheet 2 Moodle version for those who find that more convenient/accessible.

There are also three optional activities for this block of work: (Sheet 2) Starter - Upper and lower bounds, (Sheet 2) Starter - sup and max, and (Sheet 2) Pudding - Countability.