The Electronic Journal of Combinatorics · 1999 · 41 citations · 2 references
Natural SciencesMathematicsNumber TheoryGenerating Functions
We show that if $P(x)$ is a polynomial with nondecreasing, nonnegative coefficients, then the coefficient sequence of $P(x+1)$ is unimodal. Applications are given.
2
Richard P. Stanley, Herbert S. Wilf · American Mathematical Monthly · 1990 · 172 citations