%0 Journal Article %A Michael Boshernitzan %A Vincent Delecroix %T From a Packing Problem to Quantitative Recurrence in $[0,1]$ and the Lagrange Spectrum of Interval Exchanges %J Discrete analysis %D 2017 %U http://geodesic.mathdoc.fr/item/DAS_2017_a10/ %G en %F DAS_2017_a10