Chernoff's density is log-concave - Balabdaoui, Fadoua; Wellner, Jon A (Bernoulli : official journal of the Bernoulli Society for Mathematical Statistics and Probability, 2014)
Keywords: Brownian motion; Polya frequency function; monotone function estimation; slope process; airy function; strongly log-concave; log-concave; Schoenberg’s theorem; Prekopa–Leindler theorem; correlation inequalities; hyperbolically monotone