Math 401 (Spring 2026)

• Lectures: MW 11:45am - 1pm, Gross Hall 304B
• Office hours: Thu 11:45am - 1pm, Fri 2pm - 3:45pm, Physics 274E, or by appointment
• Textbook: Algebra (2nd Ed.) by Michael Artin
• Email: danielle.wang@duke.edu
• Gradescope

Syllabus

See syllabus document.

Problem sets

• Problem set 1 due Jan 16
• Problem set 2 due Jan 23
• Problem set 3 due Jan 30

Exam information

• Midterm 1: Monday, February 9
• Midterm 2: Monday, March 30

Schedule

Here are notes which will be updated as we progress.

• Jan 7: 2.3, 2.7, 2.9
• Jan 12: 1.5, 2.1 - 2.4, 2.11
• Jan 14: Dihedral group, 2.5, 2.6
• Jan 21: 2.8, 2.11
• Jan 26: 2.10, 2.12
• Jan 28: 2.10, 6.7, 6.8