Teaching (archived page)

Math 5399 Homological Algebra II, Spring 2012

Class:
Instructor:
Office hours:
(in MA 251)
Feedback:

MWF 10:00–10:50 am in MA 017
Lars Winther Christensen
T 11:30–1:00 pm, R 10:30–12:00 noon,
or by appointment
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Handouts and Links

Date	Handout / link
17 May	DCMCA Chapters 1–6 and Appendix A
27 Mar	DCMCA Section 6.3
24 Feb	DCMCA Chapters 1–5
20 Feb	DCMCA Sections 6.1–6.2
3 Feb	DCMCA Section 6.1
30 Jan	DCMCA Appendix A
20 Jan	Syllabus and policies

Reading and Self-assessment Problems

Date	In class (pp.)	Suggested problems	Next class (pp.)
7 May	exam 2	—	—
4 May	138–140	—	—
2 May	135–138	—	138–140
30 Apr	277; 280	—	TBA
27 Apr	265; 276	—	277–280
25 Apr	265	—	276–278
23 Apr	275–276	—	276–278
20 Apr	263–263	—	275–277
18 Apr	263–263	—	265–269
16 Apr	261–263	—	263–265
11 Apr	261–263	—	TBD
6 Apr	245–246	—	TBD
4 Apr	250–253	—	245–246
2 Apr	245–249	—	250–253
28 Mar	—	—	245–249
26 Mar	242–245	—	245–249
23 Mar	226–228	—	236–238
21 Mar	225 –226	—	226–228
19 Mar	—	—	225–226
9 Mar	222 –224	—	225–226
7 Mar	221 –222	—	222–224
5 Mar	216; 218	—	221–223
2 Mar	221; 216	—	216–218
29 Feb	215; 219	—	216–218; 221
27 Feb	214–215; 220	—	215–218
24 Feb	212–214	—	214–218
22 Feb	210–212	—	212–214
20 Feb	202–210	—	210–213
17 Feb	199–202	—	202–203
15 Feb	199	—	199–203
13 Feb	Class cancelled due to snow
10 Feb	193–199	E 6.1.9	199–203
8 Feb	192–193	E 6.1.2	193–199
6 Feb	191–192	E 6.1.1, E 6.1.6	192–194
3 Feb	Appendix A	—	191–193
1 Feb	Appendix A	—	Appendix A
30 Jan	132–133	—	Appendix A
27 Jan	131	—	132
25 Jan	130–131	E 5.2.6	131–132
23 Jan	128–130	E 5.2.2, E 5.2.3	130–131
20 Jan	126–127	E 5.2.1, E 5.2.2	128–130

Homework

Date	Assigned problems	Due date
20 Apr	Give a proof of 7.1.13	30 Apr
2 Apr	Give a proof of 6.3.11	16 Apr
23 Mar	E 6.2.9	2 Apr
5 Mar	E 6.2.3 and E 6.2.8	19 Mar
20 Feb	E 6.2.1 and E 6.2.2	5 Mar
6 Feb	E 6.1.7 and E 6.1.8	20 Feb
30 Jan	E 5.2.6 and E 5.3.7	6 Feb
20 Jan	E 5.2.5 and: Show that every complex is a homomorphic image of a contractible complex of free modules.	30 Jan

Grades

The graded work comprises homework assignments and two (2) take-home exams; they count towards the final grade with weights as follows:

Homework:	50%
Exams:	50% (25% each)

Classes taught since 2007

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Math 2360 Linear Algebra (2010)

Math 2360 (Honors) Linear Algebra (2010)

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Math 3350 Higher Mathematics ... I (2011)

Math 3360 Foundations of Algebra I (S 2008)

Math 3360 Foundations of Algebra I (F 2008)

Math 4000/5399 Phylogenetics (2010)

Math 4360 Foundations of Algebra II (2011)

Math 4360 Foundations of Algebra II (2009)

Math 5326 Modern Algebra I (2009)

Math 5327 Modern Algebra II (2010)

Math 5399 Comm. Alg. and Geometry (2008)

Math 5399 Homological Algebra I (2011)

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