# Mathematics for Multimedia Applications

**11. Session**
Tuesday 29. March 2011

Auditorium 216

### Program

- 09:00-10:20
- Lecture on E&P Section 11.4, page 843-845,
Lines in 3D-space.
- 10:20-10:45
- Introduction to the exercises.
- 10:45-12:30
- Exercises in groups.

### Exercises

- E&P Section 11.2, page 833
- Problems no. 1, 39, 43.
- E&P Section 11.3, page 842
- Problems no. 1, 14.
- E&P Section 11.2, page 833
- Problem no. 47

Find the perpendicular projection of the vector **a** = (4, 4, -7) onto
the vector **b** = (2, -1, -2).

### Illustrations

Vector equation
of a line in 3D-space, by W. Fendt.

Ray-Tracing

Latest update 28. March 2011 by Iver Ottosen