Chapter 3 Matrices and Vectors
matrs3.mw A Least Squares Filter (3.3.1)
matrw3a.mw Worksheet: Matrices (3.4.1)
matra3a.mw Assignment: Matrices (3.4.2)
matrw3b.mw Worksheet: Vectors (3.4.3)
matra3b.mw Assignment: Vectors (3.4.4)
filter.m (for matrs3.mw)
3.5 problem HINTS [worksheet explaining column and null space commands]