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Math 53
Autumn 2026

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This schedule is tentative, and may be adjusted as necessary.

Week Date Chapters Topics Homework Assignment
1 9/22 – 9/25 1, 2 Intro to ODE's, First order ODE's Homework 1 (due 9/30)
2 9/28 – 10/2 3, 4, 5 First order ODE's, phase lines, complex numbers Homework 2 (due 10/7)
3 10/5 – 10/9 6, 7, 8 Second order linear ODE's, linear ODE systems, eigenvalues Homework 3 (due 10/14)
4 10/12 – 10/16 9, 10, 11 2D linear ODE systems, inhomogeneous first and second order linear ODE's Homework 4 (due 10/21)
5 10/19 – 10/23 12, 13, 14 Chaos, nonlinear ODE systems, linearization, monotonic quantities Homework 5 (due 10/28)
6 10/26 – 10/30 15, 16, 17 Power series methods, numerical methods, stiff ODE's Homework 6 (due 11/4)
7 11/2 – 11/6 18, 19, 20 Intro to PDE's, separation of variables: heat equation, Fourier series: periodic functions Homework 7 (due 11/11)
8 11/9 – 11/13 21, 22, 23 Solving PDE's: separation of variables and Fourier series, exponential Fourier series, transform perspective Homework 8 (due 11/18)
9 11/16 – 11/20 24, 25, 26 Fourier transform, Solving PDE's with Fourier transform Homework 9 (due 12/2)
10 11/30 – 12/4 27, Final review Applications of Fourier analysis (Chapter 27 not on final)  

Autumn 2026 -- Department of Mathematics, Stanford University
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