%0 Journal Article %A James H. Schmerl %T Kernels, truth and satisfaction %J Bulletin of the Polish Academy of Sciences. Mathematics %D 2019 %P 31-35 %V 67 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ba8176-1-2019/ %R 10.4064/ba8176-1-2019 %G en %F 10_4064_ba8176_1_2019