%0 Journal Article %A Peter Borwein %A Tamás Erdélyi %A Ron Ferguson %A Richard Lockhart %T On the zeros of cosine polynomials: solution to a problem of Littlewood %J Annals of mathematics %D 2008 %P 1109-1117 %V 167 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4007/annals.2008.167.1109/ %R 10.4007/annals.2008.167.1109 %G en %F 10_4007_annals_2008_167_1109