Math 115A:  Linear Algebra


In this course we introduce the basic notions in abstract linear algebra.

Instructor: Ko Honda

  • E-mail: lastname at math dot ucla dot edu 
  • URL:
  • Office hours: TBA on Zoom

TA: Eilon Reisin-Tzur (ereisint at math dot ucla dot edu)

Class Meetings: Every week there will be three hours of lecture as well as one hour of discussion.

  • Lectures:  MWF 2pm-2:50pm on Zoom
  • Discussion section:  TuTh 2pm-2:50pm on Zoom

Remote learning/teaching: I plan to provide lecture notes for each lecture.  If for some reason (i) my internet connection is not working or is cut off or (ii) your connection is cut off, please read the lecture notes and the textbook.  Also, if there are serious technical difficulties when you're taking a quiz/exam or you have serious personal difficulties (such as severe illness) on the day of the quiz/exam, please let me know and we'll try to make alternate arrangements.


  1. Vector spaces
  2. Linear independence and bases
  3. Linear transformations and matrices
  4. Eigenvalues and eigenvectors
  5. Inner products
  6. Adjoint operators
Textbook: Friedberg, et. al., Linear Algebra, 5th Edition  (Please note that for HW I will use the problem numbering from Friedberg, 4th Edition.)
This class participates in a textbook program called Inclusive Access.  You should be receiving an e-mail from the UCLA Store with instructions on how to access your course content on CCLE.  (The e-mail will be sent to the address on file with the registrar’s office.)  
Everyone enrolled in the course will automatically be granted access to the digital course materials.  Important: If you do not opt out and are still enrolled after the Friday of the 2nd week (April 10, 2020) will be billed $45.87 to their Bruin Bill account.
If you have questions or concerns, please e-mail the UCLA Store at

Prerequisite: Math 33A

REQUIREMENTS:  You are responsible for carefully reading the following and being aware of all the requirements.  Please ask questions about anything you don't understand.
Grading System
  • Weekly HW: 0%
  • Weekly quizzes: 68%
  • Midterm: 16%
  • Final Exam: 16%
Homework: HW assigned each week should be completed before the following Tuesday.  For example, the HW assigned on Mon 3/30, Wed 4/1, and Fri 4/3 are to be completed before Tues 4/7.  See the class schedule.  The HW will not be graded but similar problems will appear on the quizzes.

Gradescope: We will use Gradescope for all quizzes, the midterm exam, and the final exam.  You will have a 24-hour window to complete each quiz or exam on the dates indicated.  For example for Quiz 1 on Tuesday, April 7, the window is all day Tuesday, April 7, Pacific Time.

Quizzes: There will be 8 quizzes (more or less one every week).  See the class schedule.  We will use Gradescope and you will be allotted 20-30 minutes depending on the quiz.  Quiz 0 on Tuesday, March 31, is a test run: you have to submit a handwritten pledge of academic honesty.  Please be advised that no quizzes will be dropped.

Midterm Exam: There will be one hour-long midterm exam on Friday, May 1. 

Final Exam: Tuesday, June 9. This will last three hours.

Academic Integrity
The instructor strongly adheres to the University policies regarding academic integrity violations, and will strictly enforce these rules. You are encouraged to review the UCLA Student Conduct Code.  You're required to provide a handwritten pledge of academic honesty; this is Quiz 0.

WARNING:  In view of the current situation, it is quite possible that deviations from the syllabus become necessary.

Last modified:  March 27, 2020.