These are links to PostScript files containing notes for various topics in differential equations. They're over 20 years old! I may revise them at some point, but until then I hope they're of some use as is.

- intro.ps (464K, 4 pages): Introduction to differential equations.
- 1stord.ps (382,730 bytes, 9 pages): First-order linear equations.
- sepvar.ps (91K, 4 pages): Separation of variables.
- exist.ps (92K, 2 pages): Existence and uniqueness for first-order equations.
- onetank.ps (29K, 2 pages): Tank problems.
- logistic.ps (66K, 2 pages): Logistic growth.
- exact.ps (44K, 4 pages): Exact equations and integrating factors.
- homogen.ps (50K, 5 pages): Homogeneous equations.
- bern-ric.ps (40K, 3 pages): Bernoulli equations and Riccati equations.
- miscsol.ps (47K, 5 pages): Review of elementary solution methods.
- constco.ps (69K, 6 pages): Linear equations with constant coefficients.
- indep.ps (66K, 6 pages): Linear independence and the Wronskian.
- redord.ps (44K, 4 pages): Reduction of order.
- undet.ps (65K, 7 pages): Undetermined coefficients.
- varparam.ps (52K, 4 pages): Variation of parameters.
- 2ndord.ps (43K, 3 pages): Review of second-order equation solution methods.
- series.ps (38K, 3pages): Review of Taylor series.
- ser-ord.ps (146K, 11 pages): Series solutions - ordinary points.
- regsing.ps (49K, 2 pages): Regular singular points.
- eulereq.ps (32K, 2 pages): Euler equations.
- sersing.ps (37K, 2 pages): Series solutions at regular singular points.
- revser.ps (40K, 4 pages): Review of series solutions.
- laplace.ps (113K, 5 pages): Laplace transforms.
- initval.ps (58K, 5 pages): Inverse transforms and initial value problems; Laplace transform table.
- step.ps (117K, 5 pages): Step functions.
- convol.ps (160K, 6 pages): Convolutions.
- laprev.ps (45K, 4 pages): Review of Laplace transforms.

Copyright 2015 by Bruce Ikenaga