%0 Journal Article %A Lou van den Dries %T The Field of Reals with a Predicate for the Powers of Two. %J Manuscripta mathematica %D 1986 %P 187-196 %V 54 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1986__54_155108/ %F MM2_1986__54_155108