Math 15 Homework
Date	Section	Exercises
2/1	3.1	#2-5(all)
2/1	3.2	1,2,5
2/1	3.3	1,2
2/7		Mathematical Induction
2/26	3.4	9,11,14
2/26	3.5	3,4,5,13-17(all)
2/26	3.6	19-21(all)
2/27		Here are some additional exercises
2/28		More Sets?
4/18		Rings
4/23		Systems
4/27		Groups
5/3		Approximations