Math 221 (section 202, 204), Term II, 2022-23

Instructor:   Dr. Jingyi Chen

Office Location: Math Annex 1212, Phone (604)822-6695, jychen@math.ubc.ca.

Office Hours: 1:30pm-4pm, Wednesday

Lecture Notes for February 28th class: Lecture notes

Midterm Exam 1 (February 16, 2023, Thursday, in class, 50 minutes, close book):

  • Practice 1, Solution for Practice 1
  • Practice 2 with solution
  • Practice 3 with solution
  • The above practice problems shouldn't be viewed as any hints to the upcoming exam.
  • Midterm Exam 1 Solutions

    Midterm exam 2 (March 30, 2023 Thursday, in class, closed book, 50 minutes). Here are some old practice tests:

  • Practice 1, Solutions
  • Practice 2, Solutions
  • The above practice problems shouldn't be viewed as any hints to the upcoming exam.
  • Midterm Exam 2 Solutions

    Final Exam: 8:30am on Tuesday April 25th, at SRC A, B & C. Duration: 2.5 hours. Here are some past final exams for practice. (More past exams can be found at https://www.math.ubc.ca/undergraduate/advising-and-resources/exams/past-exams)

  • Practice 1
  • Practice 2
  • Practice 3
  • The above practice problems shouldn't be viewed as any hints to the upcoming exam.
  • Office hours during exam period: April 19th (Wednesday), 1pm-3pm and April 20th (Thursday), 1pm-3pm.

    University policy on Student Discipline, including policies on academic dishonesty and non-academic misconduct. The penalty for cheating is more severe than most people may think.



    • Here are Jingyi Chen's homepage and UBC Math Dept homepage.

    Last modified: January 2015.