Types of mathematics which always seem to pique my interest:
- Enumerative Combinatorics
- Tilings
- Matchings
- Sink-free orientations
- Directed graphs
- Related probabilistic questions
- Related efficient computer algorithms
- ECO
- Bijective Combinatorics
- Combinatorial interpretations of integer sequences
- Combinatorial proofs
- Integers
- Sequences: Fibonacci, Catalan, Schroeder, ...
- Matrices and the theory of determinants
- Riordan arrays
- Graph Theory
- Paths and cycles in graphs
- Matrices and Matrix Methods
- Tutte polynomial
- Gain graphs
- Related matroid theory
- Applications to social sciences
- Discrete mathematical models
- Voting theory
- Recreational mathematics
- Talking about mathematics
- Math education
- History of mathematics
- Philosophy of mathematics
A link to my papers and talks
Back to
Christopher Hanusa's home page.
Queens College – Mathematics Department
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