%0 Journal Article %A C. U. Jensen %T On the number of real roots of a solvable polynomial %J Acta Arithmetica %D 2004 %P 255-263 %V 115 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa115-3-6/ %R 10.4064/aa115-3-6 %G en %F 10_4064_aa115_3_6