Math 5399 Homological Algebra, Fall 2011
Class: Instructor:
Office hours: (in MA 251) Feedback: 
TR 9:30–10:50 am in
MA 115 Lars Winther Christensen T
8:30–9:20 am, W
4:00–6:00 pm, and R
2:00–3:20 pm, or by
appointment
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Handouts and Links
Date 
In class (pp.)  Suggested problems 
Next class (pp.) 
6 Dec 
126–126 
—  —

1 Dec 
123–125  E 5.1.4,
E 5.1.5  125–133

29 Nov 
— 
E 5.1.2  123–126

22 Nov 
121–123; 112  E 5.1.1,
E 5.1.3  123–126

17 Nov 
112–119; 112  E 4.3.3,
E 4.3.4  121–126

15 Nov 
78–78; 112  E 2.5.11,
E 4.3.1  112–117

10 Nov 
73–78  E 2.5.3,
E 2.5.4  78–82

8 Nov 
67–72  E 2.5.1,
E 2.1.18  73–82

3 Nov 
61–67  E 2.3.3,
E 2.5.2  67–76

1 Nov 
53–61  E 2.3.1,
E 2.4.1  61–70

27 Oct 
48–52  E 2.2.1,
E 2.2.5  53–59

25 Oct 
44–47  E 2.1.16,
E 2.1.17  48–54

20 Oct 
39–43  E 2.1.9,
E 2.1.10  44–49

18 Oct 
33–38 
E 2.1.1, E 2.1.2  39–47

13 Oct 
29–31 
E 1.4.6, E 1.4.7  33–38

6 Oct 
27–29 
E 1.4.1, E 1.4.3  29–31

4 Oct 
23–25 
E 1.3.25, E 1.3.27  27–31

29 Sep 
No class 
—  23–25

27 Sep 
20–23; 
E 1.3.17, E 1.3.18  —

22 Sep 
17–20; 
E 1.3.6, E 1.3.9  17–25

20 Sep 
13–17; 
E 1.2.3, E 1.3.3  17–21

15 Sep 
9–13; 
E 1.1.4, E 1.1.10  13–17

13 Sep 
4–8; 
E 1.1.7, E 1.1.8  9–13

8 Sep 
xxiii–4; 
DCMCA E 1.1.4, E 1.1.5  4–11

6 Sep 
29–31; 11–15 
Rotman 1.7, 1.18  xxiii–11 in DCMCA

1 Sep 
20–28 
Rotman 1.5, 1.6 
29–31; 11–15 
30 Aug 
7–10; 16–20 
1.2, 1.3 
20–28 
25 Aug 
1–7 
— 
7–18 
Date 
Assigned problems  Due date 
17 Nov  E 4.3.2 and
E 5.1.1  1 Dec 
10 Nov  E 2.5.6 and
E 2.5.7  17 Nov 
3 Nov  E 2.3.1  10 Nov 
27 Oct  E 2.1.19 and
E 2.2.3  3 Nov 
20 Oct  E 2.1.16 and
E 2.1.17  27 Oct 
13 Oct  E 1.4.5 and
E 2.1.5  20 Oct 
6 Oct 
E 1.3.24 and E 1.3.26 
13 Oct 
29 Sep 
E 1.3.19 and E 1.3.25 
6 Oct 
22 Sep 
E 1.3.1 and E 1.3.13 
4 Oct 
15 Sep 
E 1.1.12 and E 1.2.2 
22 Sep 
8 Sep 
Rotman 1.18 and DCMCA E 1.1.6 
15 Sep 
1 Sep 
Rotman 1.8 and 1.13 
8 Sep 
25 Aug 
Rotman 1.1 and 1.4 
1 Sep 
The graded work comprises homework assignments and two (2)
takehome exams; they
count towards the final grade with weights as follows:
Homework: 
50% 
Exams: 
50% (25% each) 

Previous classes
— at UNL
