26:01

Drawing Phase Portraits for Nonlinear Systems

10:27

Phase Plane Plots

44:01

Bifurcations and bifurcation diagrams

18:11

BASIC Calculus – Understand Why Calculus is so POWERFUL!

13:18

Understanding Lagrange Multipliers Visually

19:21

eigenvalues and eigenvectors

21:12

Slope Fields | Calculus

19:27

a little linear algebra