A Note on Predication

[1]  N. Griffin.  Do We Need Predication? , 1977, Dialogue.

[2]  George Englebretsen,et al.  On propositional form , 1980, Notre Dame J. Formal Log..

[3]  Fred Sommers.  I.—THE CALCULUS OF TERMS , 1970 .

[4]  John N. Crossley,et al.  Problems in the Philosophy of Mathematics , 1968, The Mathematical Gazette.

[5]  Gottfried Wilhelm Leibniz,et al.  Leibniz, Logical papers , 1968 .