Upcoming talks
No upcoming talks at the moment.
Recent talks
- What lies between structure and randomness, 5 December, 2007. Graduate Student Colloquium, University of Kentucky.
- Restricted lattice paths and the cd-index of a product, 12 November, 2007. Combinatorics seminar, University of Kentucky.
- How to use the cd-index, 30 October, 2007. Algebra and geometry seminar, University of Kentucky.
- Nonintersecting lattice paths and the Jacobi-Trudi identity, 26 April, 2007. Seminar on representation theory of the symmetric group, University of Kentucky.
- Generating functions and bases of the ring of symmetric functions, 19 April, 2007. Seminar on representation theory of the symmetric group, University of Kentucky.
- Hall's marriage theorem, 14 February, 2007. Graduate Student Colloquium, University of Kentucky.
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- Counting regions in hyperplane arrangements. 15 November, 2006. Graduate Student Colloquium, University of Kentucky.
- An index for non-regular spheres. 29 October, 2006. Fall eastern section meeting of the AMS, special session on algebraic and analytic combinatorics. University of Connecticut.
- The cd-index of weakly graded posets. 26 September, 2006. Discrete mathematics and algebra seminar, University of Kentucky.
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Elementary topoi and logic.
19 26 April, 2006.
Graduate Student Colloquium, University of Kentucky.
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The Erdös-Szekeres conjecture. 22 April, 2006.
Graduate Student Combinatorics Conference, University of Wisconsin-Madison.
- Resolutions of Newtonian coalgebras. 11 April, 2006.
Algebraic Combinatorics Seminar, University of Kentucky.
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The critical group of split even spiders,
Algebraic Combinatorics Seminar,
University of Kentucky.
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How to count spanning trees,
Graduate Student Colloquium,
University of Kentucky.
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Hochschild cohomology of Newtonian coalgebras,
Algebraic Combinatorics Seminar,
University of Kentucky.
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An Euler relation for valuations on polytopes,
Algebraic Combinatorics Seminar,
University of Kentucky.
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An Euler-type formula for counting lattice points,
Graduate Student Colloquium,
University of Kentucky.
In a former life I gave two lectures in philosophy:
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