8:53

What are derivatives in 3D? Intro to Partial Derivatives

24:22

How to evaluate the limit of a multivariable function (introduction & 6 examples)

9:11

Continuity vs Partial Derivatives vs Differentiability | My Favorite Multivariable Function

7:54

Visualizing Multi-variable Functions with Contour Plots

15:08

Multivariable Optimization with Boundaries

15:39

Multivariate Limits and the Squeeze Theorem - Examples

18:28

epsilon-N definition for a limit at infinity (introduction & how to write the proof)

14:35

What is differentiability for multivariable functions??