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Expository

Articles:

2. (with T. Windfeldt). Fibonacci identities and graph colorings, Fibonaccci Quarterly, to appear. pdf | arXiv

1. (with D. Rhea) Explicit construction of Aut(G), the group of automorphisms of G, for any finite Abelian group G. (also includes a formula for the cardinality of Aut(G)), American Mathematical Monthly, 114 (2007), no. 10, 917-923. pdf | arXiv | Wikipedia

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Lecture Notes:

A basic introduction to Maple. pdf

Duality in convex optimization (very basic notes) pdf | KKT Conditions pdf

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Miscellaneous:

Evaluation of the Quadratic Gauss Sum (very old).  pdf

Solution to Problem 5.2(c) in Stanley's Enum. Comb. II.  ps | pdf

Discriminants of Symmetric Matrices are Sums of Squares. pdf




 

 



























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