An introduction, with proofs, to the algebra and number theory used in coding and cryptography. Basic problems of coding and cryptography are discussed; prepares students for the more advanced ECEN 5032 and 5682. Same as MATH 5440.

• First day handout.

1. Chapter 3: 1, 3, 5, 6, 13, 14, 17 [solutions]
2. Chapter 3: 7, 8, 9, 16 [solutions]
3. Chapter 4: 1, 2
4. Chapter 4: 6, 7a, 10
5. Chapter 6: 2, 3, 8, 19; Chapter 3: 37

• #1
• #2
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• Chapter 1
• Chapter 3
• Chapter 4 (updates)
• Chapter 5
• Chapter 6
• Chapter 16

1. Midterm 2
2. Final