Math 21b: Linear Algebra and Differential Equations

Course head: Janet Chen
Course preceptor: Yu-Wen Hsu (


  • We've posted practice problems on Chapter 5 (Problem Sets 14 - 15).

  • If you'd like extra practice with complex numbers (which we'll be using extensively on Friday), please take Quiz 7!

  • If you'd like to meet some math department faculty and learn more about the math concentration, you're invited to a math advising dinner W 10/25 or Th 10/26, 6 - 7 pm. Space is limited, so please fill out this form by 5 pm this Friday (10/20) if you're interested (and you'll hear back by email).