Normal and Tangential Coordinates

e_t : unit tangent to the path

e_n : unit normal to the path

e_b : unit bi-normal to the path ()

Velocity:

Example 1

Acceleration:

Example 2:

Example 3:

ã Mehrdad Negahban and the University of Nebraska, 1999-2000.

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Department of Engineering Mechanics, University of Nebraska, Lincoln, NE 68588-0526