Graduate Student Contact Information zzhan4@uw.edu PDL C-446 Office Hours Wednesday and Friday 11:00 am to 12:00 pm Courses Taught Spring 2025MATH 125 BA: Calculus with Analytic Geometry II MATH 125 BB: Calculus with Analytic Geometry II Winter 2025MATH 124 BE: Calculus with Analytic Geometry I MATH 124 BF: Calculus with Analytic Geometry I Autumn 2024MATH 124 EE: Calculus with Analytic Geometry I MATH 124 EF: Calculus with Analytic Geometry I Affiliations Home Department Mathematics News & Events Related Events Graduate Student Seminars: 1-2-3 Seminar: Color Theory and Digital Art 101 - June 5 2026, 2:30pm