Mathematics 611 - Algebra I
Fall
2025
01
3.00
Eric Sommers
TU TH 2:30PM 3:45PM
UMass Amherst
64736
Lederle Grad Res Tower rm 206
esommers@mathstat.umass.edu
Introduction to groups, rings, and fields. Direct sums and products of groups, cosets, Lagrange's theorem, normal subgroups, quotient groups. Polynomial rings, UFDs and PIDs, division rings. Fields of fractions, GCD and LCM, irreducibility criteria for polynomials. Prime field, characteristic, field extension, finite fields. Some topics from Math 612 included.
Open to Graduate students only.