English | 80 pages | Dover Publications; n Reprint edition (December 17, 2004) | 0486442454 | PDF | 5.06 Mb

The distinguished mathematician wrote this informative book to explain the association of projective and descriptive geometry. Starting with a survey of the formulations of the axioms, he examines associated projective space, ideal points, the general theory of correspondence, axioms of congruence, infinitesimal rotations, the absolute, and metrical geometry. 1907 edition.
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