%0 Journal Article %A Švejdar, Vítězslav %T Arithmetical classification of the set of all provably recursive functions %J Commentationes Mathematicae Universitatis Carolinae %D 1999 %P 631-634 %V 40 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_1999__40_4_a2/ %G en %F CMUC_1999__40_4_a2