Math 511: Introduction to Combinatorics
Spring 2009

Schedule of Student Presentations

All references are to J.H. van Lint and Richard M. Wilson, A Course in Combinatorics, second edition.

Date	Name	Time	Presentation	Remarks

Feb. 27	Simon	20 min.	Ex. 14.1	As in the book.
Feb. 27	Ryan	15 min.	Ex. 14.3	Set up g.f. as in the book.
Feb. 27	Yash	20 min.	Ex. 14.8	Sufficient to get the recurrence.

Mar. 2	Nate	20 min.	Ex. 14.5	Sufficient to get (14.8).
Mar. 4	Jackie	15 min.	Ex. 14.13
Mar. 6	Ryan	15 min.	Ex. 15.1	Explain the partial fractions carefully.
Mar. 6	Simon	20 min.	Th. 15.5

Mar. 9	Nate	15 min.	Th. 15.11

Mar. 23	Jackie	20 min.	(16.6)
Mar. 23	Yash	10 min.	Th. 17.1
Mar. 23	Nate	15 min.	Th. 17.2	Needs the permanent from Ch. 11.
Mar. 25	Ryan	20 min.	Th. 17.3	Also needs the permanent from Ch. 11.
Mar. 27	Jackie	12 min.	Remark, p. 187.
Mar. 27	Simon	25 min.	Th. 17.4
Mar. 27	Yash	20 min.	Th. 17.6	Assume Th. 17.5 has been proved.

Apr. 1	Ryan	20 min.	Prop. 17.7
Apr. 1	Simon	20 min.	Prop. 17.8
Apr. 1	Nate	15 min.	Th. 17.9

Apr. 15	Simon	20 min.	Williamson's method: (18.6) to Fig. 18.3.
Apr. 17	Yash	15 min.	Ex. 18.1	Assume the previous presentation.
Apr. 17	Jackie	25 min.	Ex. on p. 206.	Assume the previous two presentations.
Apr. 17	Nate	20 min.	Th. 18.6
Apr. 20	Ryan	15 min.	Ex. 18.2

May 8	Yash	10 min.	Ex. 19.3, par. 2
May 8	Ryan	12 min.	Th. 19.9
May 8	Simon	15 min.	Ex. 19.9
May 8	Nate	12 min.	Th. 19.10	Assume Th. 19.9.
May 8	Jackie	10 min.	Ex. 19.10