Day 22 in Mat310

Today:

• Hand in Homework 6.1

• For Tuesday, hand in only the 7.2 portion of the 7.2/7.3 set: 7.2 #1, 3, 5, 6

• Euler's Phi Function
  • Section 7.2 Examples, p. 133:
    • #8
    • #9a

  • And the generalization of Fermat's Little Theorem: section 7.3 summary
  • Section 7.3 Examples, p. 138:
    • #1a
    • #4

• Cryptography:
  • section 7.5 summary (part A): Elementary cryptography

Links:

• Godfrey Hardy

• Caesar's cipher
• Vigenere's cipher
• Hill cipher