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Euclid Vindicated from Every Blemish [Classic Texts in the Sciences - 1.0] by Saccheri, Gerolamo, S.J. & De Risi, Vincenzo & Halsted, G. B. & Allegri, L.14 ago, 2014 Tags=[history non-euclidean geometry, parallel postulate, theory of proportions] DOI=[10.1007/978-3-319-05966-2] Formats=[PDF] ISBN=[9783319059662] OCLC=[980886623] Year=[2014]
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