%0 Journal Article %A Petersen, Karl %T On a series of cosecants related to a problem in ergodic theory %J Compositio Mathematica %D 1973 %P 313-317 %V 26 %N 3 %I Noordhoff International Publishing %U http://www.numdam.org/item/CM_1973__26_3_313_0/ %G en %F CM_1973__26_3_313_0