Nestor Guillen


Department of Mathematics
University of California at Los Angeles
Office: MS 6903
Email: nestor@math.ucla.edu


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>Teaching 170A  
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Math 33b. Spring 2012.

Differential Equations


Lectures: MWF 8-9 am in MS 4000.
Office hours: Monday and Wednesday 9-10:30 or by appointment.

Discussion sections: Tuesday or Thursday 8-9 am. According to your section .

For information about evaluation and grading, see the first day handout . Class notes as well as weekly homework assignments can be seen by scrolling down this page. A tentative syllabus and class plan is the one in the official course catalog , which I will follow (to a certain extent only).

Announcements: I just posted a problem set for the final (see below).

Lecture Notes

Lecture Notes 1. (What is a differential equation? Plan of the course)
Lecture Notes 2. (Separation of variables)
Lecture Notes 3. (Integrating factor)
Lecture Notes 4. (Linear algebra, linear systems)
Lecture Notes 5. (Picard's Theorem I)
Lecture Notes 6. (Picard's Theorem II)
Lecture Notes 7. (Variation of Parameters)
Lecture Notes 8. (Undetermined Coefficients)
Lecture Notes 9. (Autonomous Systems)

Sample exams


Practice midterm. Here are the Solutions.
Second Practice midterm, and the solutions.
Final Problem Set.

Homeworks

Homework for week x is due on the friday of week x (in particular, the first homework is due on April 6th).

Week 1    Week 2     Week 3     Week 4    

Week 6     Week 7     Week 8     Week 9     Week 10