Gradshtein, I. S. Direct and converse theorems. The elements of symbolic logic. Translated from the Russian by T. Boddington. (English) Zbl 0102.24703 International Series of Monographs on Pure Applied Mathematics. 27. Oxford etc.: Pergamon Press. XVIII, 173 p. (1963). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 52 Documents Keywords:logics, foundations, philosophy PDF BibTeX XML OpenURL