## Math 235.2 : Introduction to Linear Algebra

### Spring 2018

This is the webpage for section 2 of Math 235, and only contains the material specific to this section.

The course-wide webpage is here.

**Instructor**: Paul Hacking

**Email**: hacking@math.umass.edu

**Office**: LGRT 1235H

**Office Hours**: Tuesdays 1:00PM--2:00PM and Thursdays 2:00PM--3:00PM, in my office LGRT 1235H.

**Classes**: MWF 11:15AM--12:05PM in LGRT 121.

**Homeworks**
Homeworks will be assigned through MyMathLab. I will provide a course ID number so that you can purchase access (including an electronic copy of the textbook).

Log in to MyMathLab here.

Homeworks are due on Tuesdays and Thursdays (first homework due 1/30/18).

**Exams**
There will be two midterm exams and a final exam. Past exams are available here.

You are allowed one 8.5" x 11" sheet of notes (both sides).
Calculators and the textbook are *not* allowed on the exams.
You should bring your student ID (UCard) to each exam.

**First midterm exam**
The first midterm will be held on Tuesday 2/27/18, 7:00PM--9:00PM, in ILC N151 (for sections 1,2, and 3 of MATH 235 only).

The syllabus for the first midterm is the following sections of the textbook: 1.1, 1.2, 1.3, 1.4, 1.5, 1.7, 1.8, 1.9, 2.1.

Please work through the practice exam here. Solutions to the practice exam are here.

**Second midterm exam**
The second midterm will be held on Tuesday 4/10/18, 7:00PM--9:00PM, in Goessmann Lab 0020 (for section 2 of MATH 235 only).

The syllabus for the second midterm is the following sections of the textbook: 2.2, 2.3, 3.1, 3.2, 3.3, 4.1, 4.2, 4.3, 4.4, 4.5.

Please work through the practice exam here.
Solutions to the practice exam are here.

**Final Exam**
The final exam will be held on Monday 5/7/18, 10:30AM-12:30PM, in Boyden gym.

The syllabus for the final exam is the following sections of the textbook: 4.5, 4.6, 5.1, 5.2, 5.3, 5.5, 6.1, and 6.2.

Please work through the practice exam here.
Solutions to the practice exam are here.

**Useful links**

Linear algebra computations can be done on the web in the free mathematical software "sage":

Main sage website.

Use sage online (you will need to create a username and password).

Quick reference guide to linear algebra in sage.

Videos of the MIT Linear algebra course lectures are available here.

Google uses linear algebra to rank search results on the web: Expository article, Original article (see Section 2.1).

*This page is maintained by Paul Hacking hacking@math.umass.edu *