Final-year Geometric Modelling Course

Revision

Vectors

i, j, and k are unit vectors in the coordinate directions.

The length, or modulus of a vector:

Adding and subtracting vectors

Scalar, dot, or inner product

A projection if :

Vector, cross, or outer product

An orthogonalization or area calculation ( )

The modulus of wich is equal to the shaded parallelogram.

Set Theory

Two sets, A and B.

Union:

Difference:

Intersection:

© Adrian Bowyer 1996