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math.CO2008
Proof of a conjecture on unimodality
Yi Wang, Yeong-Nan Yeh
Let be a polynomial of degree , with nonnegative and non-decreasing coefficients. We settle the conjecture that for any positive real number , the coefficients of $P(x…
math.CO2008★ 1 cited
On unimodality problems in Pascal's triangle
Xun-Tuan Su, Yi Wang
Many sequences of binomial coefficients share various unimodality properties. In this paper we consider the unimodality problem of a sequence of binomial coefficients located in a…