Math 250: Number Theory (Spring 2025)

An introduction to the theory of rational integers; divisibility, the unique factorization theorem; congruences, quadratic residues. Selections from the following topics: cryptology; Diophantine equations; asymptotic prime number estimates; continued fractions; algebraic integers.

More information about this course will be posted here soon.

Help hours

• My tenative office hours in SMUD 401:
  • I may revise these after checking the course survey for students’ availability.
  • Tuesday 9:15-10:45
  • Wednesday 2:30-4:00
  • Friday 1:30-2:30

Handouts

• Syllabus

Links

• Boardwork notes from when I teach from a tablet.
• Zoom link for any online office hours, classes, etc.

Homework

• Gradescope instructions. Our course code is XGZ78R.
• Please fill out the course survey on Gradescope by Friday 1/31.
• Problem Set 1 (due Wednesday 2/5 at 10pm)