Directional derivative
- Author:
- Andreas Lindner
- Topic:
- Calculus, Derivative
This applet shows the directional derivative of f in the direction of .
Task
Move point P' and Q' and watch how the directional derivative changes for different points and for different directions.
Show the tangent plane and the inteersecting plane.
Show the directional derivative for and .
Additional question
How does the directional derivative change when the direction vector is change to or ?