

Normal and non-normal classes in current language1
pp. 255-272
in: Jerzy Pelc (ed), Semiotics in Poland 1984–1969, Berlin, Springer, 1979Abstract
Russell's antinomy of the class of normal classes, i.e., the class of those classes which are not their own elements, emerged when the current concept of class was being given more precision. It is this current concept of class which is blamed for Russell's antinomy.