Paul Bernays. On the original Gentzen consistency proof for number theory. Intuitionism and proof theory, Proceedings of the summer conference at Buffalo N.Y. 1968, edited by A. Kino, J. Myhill, and R. E. Vesley, Studies in logic and the foundations of mathematics, North-Holland Publishing Company, Amsterdam and London1970, pp. 409–417.
1975 ◽
Vol 40
(1)
◽
pp. 95-95