- Estimating Sums June 27, 2006
- ON THE EXACT SOLUTIONS OF THE INTERMEDIATE LONG-WAVE EQUATION
- Counting in two ways Reid Barton
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- Putnam Seminar 2004 More problems from "Mathematical Miniatures". Here are three shorter problems
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- (April, 2004) Crows are black,
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- 3\22\07 OR 3\32\07 Christopher's NOTES
- Rational and Irrational Numbers Putnam Practice
- Putnam Seminar 2004 We continue with some problems from "Mathematical Miniatures" by S. Savchev and T. Andreescu.
- Pell Equations Putnam Practice
- COMPARISONS BETWEEN THE BBM EQUATION AND A BOUSSINESQ SYSTEM
- Diophantine Equations I Putnam practice
- STABILITY OF SOLITARY-WAVE SOLUTIONS TO LONG-WAVE EQUATIONS
- Putnam practice November 12, 2003
- Existence and stability of ground-state solutions of a Schrodinger-KdV system
- Polynomials Putnam practice
- Pafnuty Chebyshev, Steam Engines, and Polynomials by John Albert
- STABILITY AND SYMMETRY OF SOLITARY-WAVE SOLUTIONS TO SYSTEMS MODELING INTERACTIONS OF LONG WAVES
- Contemporary Mathematics Volume 00, 0000
- Positivity Properties and Uniqueness of Solitary Wave Solutions
- Putnam Seminar Sept. 17, 2010
- Some problems from the American Mathematical Monthly 1. The perimeter of a triangle ABC is divided into three equal parts by three points P, Q, R. Show that
- Putnam Seminar 2004 More problems from "Mathematical Miniatures".
- A Strange Letter This letter is my translation of a Portuguese original that appeared in the "Novo Boletim do IMECC",
- Symmetric Functions Putnam Practice
