Set Theory

MTH 511
Fall 2017
Department of Mathematics, LIU Post

Class Dates Material Homework Comments
9/6 1.1-1.3 1.1 (p.13): 1, 4, 6
1.2 (p.24): 2, 3, 9ab, 10b, 11
1.3 (p33): 1, 4
 
9/13 1.3-1.5 1.3 (p.33): 6
1.4 (p.41): 1, 4, 5
1.5 (p.53): 1, 5a, 6a
Extra problems
 
9/20 Proofs (Ch. 3)
Relations (Ch. 4)
Homework will not be checked next week.
Here are problems to prepare for test.
1.1 (p.14): 7
1.2 (p.24): 1, 12
1.4 (p. 41): 2, 6, 9
1.5 (p. 53): 2, 3
3.1 (p. 93): 2, 3, 8
3.2 (p.106): 1, 3, 7, 11
 
9/27 Test 1
Solutions
   
10/4 Quantifiers (2.1, 2.2)
Functions (5.1, 5.2)
2.1 (p. 63): 7, 8
2.2 (p. 72): 1, 3bd
5.1 (p. 233): 3, 6
5.2 (p. 243): 3, 8
Solutions
10/11 Inverse Functions (5.3) p. 153: 1
p. 243: 10, 18a
p. 253: 3, 6, 9
 
10/18 Bijections (cont'd) p. 153: 2, 4
p. 243: 9
p. 253: 5, 16
Solutions
10/25 Cardinality
Test 2
p. 312: 3, 4. Try 6 and 7. Solutions
11/1 Cardinality (cont'd) Homework Hilbert's Hotel video
Another video
HW Solutions
11/8 Cardinal Arithmetic Homework Solutions
11/15 Equivalence Relations (4.6) Homework  
11/22 Thanksgiving    
11/29 Equivalence Relations (4.6)
Orderings (4.4)
   
12/6 Orderings (4.4)    
12/13 Review
(Optional class)
   
12/20 Final exam