Jan 22

Review 3.1

• Do lots of examples
• Relate range to span
• Relate kernel to linear ind
• Relate onto to spanning
• Relate one-to-one to no free variables
• Do the unifying theorem

3.2 Matrix Algebra

• Do the product AB as columns
• Matrix multiplication is function composition
• Do transposes
• Do powers
• Do elementary row operations
• Do partiition matrices if time.