Class #15 Agenda (Mon March 28)

Topics

• Sec 2.3: Functions
• Look at python – sets (cf https://www.w3schools.com/python/python_sets.asp)

Announcements/To-do:

• In-class quiz on Wed March 30: a simple proof + basics of sets
• Continue working on HW#3 – due Mon April 4:
  • Section 1.7 (Proofs): #1, 6, 10, 19(a), 20(a)
  • Section 2.1 (Sets): #1, 8, 29
  • Section 2.2 (Set Operations): #3, 4, 15(a), 16(a), 22(a), 38, 40 [extra credit: #53, 54]
  • Section 2.3 (Functions): #7, 9-12 (for #10 & #12, if given function is not one-to-one, show why!), 30