Alann Rosas

I'm a graduate student at UC Irvine. These videos are recorded for my discussion sections, but I hope they’re helpful to anyone who watches.

Directional Derivatives
Directional Derivatives
The Multivariate Chain Rule
The Multivariate Chain Rule
Tangent Planes and Differentials
Tangent Planes and Differentials
Limits of Multivariable Functions
Limits of Multivariable Functions
A Trickier Example of Parameterizing a Curve of Intersection
A Trickier Example of Parameterizing a Curve of Intersection
Computing the Torque about a Point
Computing the Torque about a Point
Finding a Vector Function Given its Derivative and an Initial Condition
Finding a Vector Function Given its Derivative and an Initial Condition
Finding a Vector Function Describing a Curve of Intersection
Finding a Vector Function Describing a Curve of Intersection
Forces in Three Dimensions
Forces in Three Dimensions
Describing Regions in Space
Describing Regions in Space
Converting Between Cartesian Coordinates and Polar Coordinates
Converting Between Cartesian Coordinates and Polar Coordinates
Tangents of Trochoids
Tangents of Trochoids
Parametric Equations for Trochoids
Parametric Equations for Trochoids