Fall 2018: Math 115A

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Linear Algebra

Course Meeting time and location

Monday, Wednesday and Friday

11:00 - 11:50 am

Mathematical Sciences Building Room 5147

Course Instructor Contact Information and Office Hours

Dr. Jose Madrid

6617D Math Building

E-mail: jmadrid at math dot ucla dot edu

Office hours: Monday 14:00 - 17:00

Teaching Assistant

Jackson Charles Bahr

3973 Math Building

E-mail: jbahr at math dot ucla dot edu

Tuesday and Thursday, Room 5147, 11:00 - 11:50am

Office hours:

Course Description

Lecture, three hours; discussion, two hours. Requisite: course 33A. Techniques of proof, abstract vector spaces, linear transformations, and matrices;

determinants; inner product spaces; eigenvector theory. Mhttps://www.math.ucla.edu/ugrad/courses/math115A


S. Friedberg, et al, Linear Algebra, Custom UCLA 4th Ed., Prentice Hall.

Week 0, 1, 2, 3, 4, 5,6,7,8 ,9 and 10: Lectures.


Homework will be collected and returned every Thursday in TA meetings, starting on Thursday, October 10; there will be eight assignments.

In the schedule of lectures (above) you can see the exact questions. Only some of the questions, chosen at random, will actually be graded,

however it is strongly recommended that you attempt all the questions in the assignment. Late homework will not be accepted. but your lowest homework score will be dropped

Your homework has to be submitted in a form obeying the following rules:

In the upper right corner of the first page put:

  • Last and first name.
  • Student ID.
  • Date, Homework number.
  • Staple your homework.
  • Write legible. No crumpled, torn paper.
  • Label each solution with the section and problem number (e.g. 2.4 #5).

We will not accept your homework if it violates any of the above rules.

*Week 10: (No homework!) suggested problems: 6.3.1, 6.3.2, 6.3.6, 6.3.8, 6.3.9, 6.3.12 and 6.3.13.


  • Midterm 1: 11:00-11:50 am, Monday, October 22, 2018 Exam Solutions
  • Midterm 2: 11:00-11:50 am , Monday, November 19, 2018 Exam Solutions
  • Sample finals: 1 , 2
  • Final Exam: 8:00-11:00 am. Monday, December 10, 2018 . Final Exam Solutions
  • Calculators: You may use basic calculators; non-programmable, non-graphing calculator in exams.


  • Option 1: Option 2: Option 3:

10% Homework . 10% Homework . 10% Homework.

20% Midterm 1. 30% Midterm 1. --------------

20% Midterm 2 . --------------- 30% Midterm 2.

50% Final Exam. 60% Final Exam. 60% Final Exam.


It is highly recommended to think about the problems on your own,

teamwork is also recommended but write up the solutions on your own.