08:33 duration 8 minutes 33 seconds
VII.4 Logistic equation
07:29 duration 7 minutes 29 seconds
VII.1-2 Autonomous scalar problems
08:34 duration 8 minutes 34 seconds
VI. 1-2 Order and dimension
11:25 duration 11 minutes 25 seconds
IV.7 Method of undetermined coefficients
11:30 duration 11 minutes 30 seconds
IV. 1-2 Structure of 2nd-order equations
09:22 duration 9 minutes 22 seconds
II.6 Variation of parameters
07:01 duration 7 minutes 1 second
II.5 Homogeneous solutions (1st order)
36:02 duration 36 minutes 2 seconds
Discussion HW 3.6, 4.1, Math 221 Winter 2021
10:18 duration 10 minutes 18 seconds
Relative max/min I - 4.2, Math 221 Winter 2021
01:14:03 duration 1 hour 14 minutes
Derivation of Euler-Lagrange equation : Integral…
Derivation of Euler-Lagrange equation : Integral constraints
01:14:18 duration 1 hour 14 minutes
Brachistochrone with end point on a curve
47:19 duration 47 minutes 19 seconds
Integral constraints - the theorem, solution of…
Integral constraints - the theorem, solution of hanging cable problem
19:35 duration 19 minutes 35 seconds
The brachistochrone problem - I
39:48 duration 39 minutes 48 seconds
Minimal surface of revolution problem
01:11:15 duration 1 hour 11 minutes
Unconstrained optimization - problem and result
02:17 duration 2 minutes 17 seconds
Section 3.3