Math 350, Section 01, Spring 2026

Groups, Rings, and Fields

General Information
Instructor:

Rob Benedetto
Office: Seeley Mudd 406
Email: rlbenedetto at amherst dot edu
Office Hours: Mon, 2:00-3:30pm
Tue, 1:30-3:15pm
Fri, 1:00-2:00pm
or by appointment
Class Meetings: MWF 11:35 am - 12:25 pm, SMUD 207
Text: D.Saracino, Abstract Algebra: A First Course,
second edition, Waveland Press 2008

Available to Amherst students via the
Amherst College Textbook program

Five College students: obtain your own copy
from the bookseller of your choice.
Math Fellow

Drop-in
Hours

SMUD 206
Javier Gutierrez Bach Sundays, 7:30-9:00pm
Tuesdays, 7:30-9:00pm
Megan Li Mondays, 6:00-7:30pm
Wednesdays, 7:30-9:00pm
Torin Steciuk Tuesdays, 6:00-7:30pm
Thursdays, 6:00-7:30pm
Summary

(In SMUD 206)
Sundays, 7:30-9:00pm (Javier)
Mondays, 6:00-7:30pm (Megan)
Tuesdays, 6:00-7:30pm (Torin)
Tuesdays, 7:30-9:00pm (Javier)
Wednesdays, 7:30-9:00pm (Megan)
Thursdays, 6:00-7:30pm (Torin)
QCenter Help David Metacarpa Drop-in hours:

Monday-thru-Friday
9am to noon

SMUD 208
You can also book individual
appointmentswith David using the
QCenter's Penji App link to the left.
Homework: Reading and Problem Sets
Problem Set Rules


Handouts, etc.
(in PDF format)
Some of these are handouts from class.
If you lost any of yours, you can get them here.
Others were not handed out in class and are only available here.
Syllabus (Course Info)
Gradescope Instructions
(Submitting Homework)
Math 350 Logistics
(Quick Summary of Syllabus)
Reminders about Sets and Proofs
Optional: Definition Practice
Proof of the Subgroup Theorem
Subgroups of Cyclic Groups
Functions: Fundamental Definitions and Facts
Orders of Permutations
Review Sheet for Exam 1
Solutions to Practice Problems for Exam 1
Solutions to Midterm Exam 1
Left and Right Cosets
Groups of Order Six

Exam Information
Midterm 1 Friday, March 6, in class
Midterm 2 Wednesday, April 15, in class
Final Take-home.
Available by the last day of classes.
Due sometime (TBA) before
the end of final exam period.