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On the substitution of Wallis's postulate of similarity for Euclid's postulate of parallels

Published online by Cambridge University Press:  24 October 2008

M. J. M. Hill
Affiliation:
Peterhouse
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The following is an alternative to Proposition II of the former paper. It does not assume the second of the initial assumptions in Art. 2, nor does it assume that the angles supplementary to equal angles are equal, which Hilbert regards as a proposition (Foundations of Geometry, p. 18 of the English translation).

Information

Type
Research Article
Copyright
Copyright © Cambridge Philosophical Society 1926

References

* Proc Camb. Phil. Soc. vol. 22 (1925), pp. 964–9.Google Scholar