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Här visas ändringar i "Schedule and content 2016" mellan 2016-11-30 16:31 av Petter Brändén och 2016-12-06 14:30 av Petter Brändén.
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Schedule and content 2016
Date What have we done 30/8 Introduction. What is enumerative combinatorics? Ch. 1.1-1.2. Notes 6/9 Sets and multisets. Permutations. Ch. 1.2-1.3. Notes 13/9 Permutation statistics. Ch. 1.3-1.4. Notes 20/9 Tree representations, permutations of multisets. Ch. 1.5, 1.7. Notes 27/9 Set partitions, finite differences, Sieve methods Ch. 1.9, 2.1. Notes Here PDF is Homework 1, due October 11. 4/10 Inclusion-Exclusion, Rook polynomials Ch. 2.2-2.3. Notes 11/10 Rook polynomials, determinants and non-intersecting paths. Ch. 2.4, 2.7. Notes 18/10 Posets, lattices. Ch. 3.1-3.3. Notes 25/10 Distributative latice, Incidence algebra. Ch. 3.4-3.5, 3.6. Notes 1/11 Incidence algebras, Möbius inversion. Ch. 3.6-3.8. Notes 15/11 Möbius algebra, Möbius function of a lattice. Ch. 3.9-3.10. Notes. Here PDF is Homework 2, due November 29 in class. 22/11 Hyperplane arrangements. Ch. 3.11. Notes 29/11 More hyperplane arrangements. Ch. 3.11. Notes 6/12 P-partitions. Notes. Here is the info on the presentation of a research article.