#### CSC274b

Spring 1998

Ileana Streinu

#
Lecture 17

#### Monday, March 23, 1998

- Midterm exams back; short discussion of solutions.
- Convex hulls in 3d: preliminaries.
- Polyhedra.
- Euler's formula. Estimates on number of edges and faces of a
planar graph.
- Representation issues for 3d convex polyhedra. The 1-skeleton.
- Reading: textbook, Ch. 4.

Last modified March 19, 1998.