Section 3, Spring 2019

**Instructor:**- George Avrunin
**Email:**- avrunin@math.umass.edu
**Office:**- LGRT 1335D
**Telephone:**- 545-4251
**Office hours:**- Mondays, 3-4; Wednesdays 2:30-3:30, Fridays 10:30-11:30, and by appointment. You're also always welcome to look for me in my office; if I'm there and not busy, I'll be happy to talk to you and if I am busy, we can make an appointment for another time. (Note that I will probably need to make occasional changes in my office hour schedule during the semester. I will announce any such changes here and in class.)
**Class meetings:**- TuTh 11:30-12:45, LGRT 206.
**Required textbook:**- Ted Sundstrom,
*Mathematical Reasoning: Writing and Proof*. Available for free download at this site.

**TA:**- Artem Vysogorets, avysogorets@umass.edu
**Discussion sections:**- The (required) discussions meet Wednesdays in LGRT 1114. You can find the time of your discussion section on Spire. Artem's office hours are Wednesdays 11-12 and Thursdays 10-11 in LGRT 1023.

- February 10: I have to cancel my office hour tomorrow (Monday, February 11). I will probably be in my office much of the time from 11:00-1:00 if you need to talk to me tomorrow. Also, some notes on proof strategies are available here. This is intended to supplement the discussion in Section 3.6 in the textbook.
- February 6: Solutions for the first problem set are available from the Assignments page.
- January 31: I have set regular office hours; see above. Also, Artem's office hour for next Wednesday, February 6, is rescheduled to Friday, February 8, 2:30-3:30.
- January 22: The lab sections
*will*meet this Wednesday. And the (reading) assignment for Thursday is posted. (See the "Assignments" link above.)