date topic
117 Jan Basic concepts
217 Jan Basic concepts [Maple]
319 Jan Slope fields
419 Jan Slope fields [Maple]
526 Jan Second-order autonomous equations
626 Jan Second-order autonomous equations [Maple]
729 Jan Second-order autonomous example [Maple]
92 Feb First-order autonomous equations
102 Feb First-order autonomous equations [Maple]
117 Feb First-order linear equations
129 Feb Bernoulli equations
1312 Feb Three separable equations
1414 Feb Homogeneous equations
1519 Feb Theorems on existence and uniqueness
1621 Feb Euler's method
1723 Feb Euler's method [Maple]
1812 Mar Systems, vectors, and matrices
1914 Mar Linear systems and eigenfunctions
2014 Mar Linear systems and eigenfunctions [Maple]
2117 Mar Answers to the extra credit problems
2217 Mar Answers to the extra credit problems [Maple]
2319 Mar Nodes, saddle points, and spirals
2419 Mar Nodes, saddle points, and spirals [Maple]
2526 Mar Complex exponentials: Euler's formula
2626 Mar Complex exponentials: Euler's formula [Maple]
272 Apr Second-order linear equations
284 Apr Linear differential equations: general theory
299 Apr Repeated roots: reduction of order
3011 Apr Repeated roots: reduction of order [Maple]
3111 Apr Variation of parameters
3217 Apr The Heaviside method (Laplace transform)
3321 Apr Discontinuous drivers: switches, shifts, and delays
3421 Apr Discontinuous drivers [Maple]