ENUMERATIVE COMBINATORICS, volume 1, second edition
Table of Contents (tentative)
- Chapter 1: What is Enumerative Combinatorics?
- How to count
- Sets and multisets
- Cycles and inversions
- Descents
- Geometric representations of permutations
- Alternating permutations, Euler numbers, and the
cd-index of Sn
- Permutations of multisets
- Partition identities
- The Twelvefold Way
- Two q-analogues of permutations
Notes
References
Exercises
Solutions to exercises
- Chapter 2: Sieve methods
- Inclusion-exclusion
- Examples and special cases
- Permutations with restricted positions
- Ferrers boards
- V-partitions and unimodal sequences
- Involutions
- Determinants
Notes
References
Exercises
Solutions to exercises
- Chapter 3: Partially Ordered Sets
- Basic concepts
- New posets from old
- Lattices
- Distributive lattices
- Chains in distributive lattices
- Incidence algebras
- The Möbius inversion formula
- Techniques for computing Möbius functions
- Lattices and their Möbius functions
- The Möbius function of a semimodular lattice
- Hyperplane arrangements
- Zeta polynomials
- Rank-selection
- R-labelings
- (P,ω)-partitions
- Eulerian posets
- The cd-index of an Eulerian poset
- Binomial posets and generating functions
- An application to permutation enumeration
- Promotion and evacuation
- Differential posets
Notes
References
Exercises
Solutions to exercises
- Chapter 4: Rational generating functions
- Rational power series in one variable
- Further ramifications
- Polynomials
- Quasipolynomials
- Linear homogeneous diophantine equations
- Applications
- The transfer-matrix method
Notes
References
Exercises
Solutions to exercises
Appendix: Graph Theory Terminology
Index
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