%0 Journal Article %A Kramosil, Ivan %T A method for random sampling of well-formed formulas. (A method for random sampling of formulas of an elementary theory and statistical estimation of their deducibility equipped by a program. I.) %J Kybernetika %D 1972 %P -148 %V 08 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/KYB_1972__8_2_a2/ %G en %F KYB_1972__8_2_a2