La Géométrie
The Geometry

La Géométrie was published in 1637 as an appendix to Discours de la méthode, written by René Descartes. In the Discourse, Descartes presents his method for obtaining clarity on any subject. La Géométrie and two other appendices, also by Descartes, La Dioptrique (Optics) and Les Météores (Meteorology), were published with the Discourse to give examples of the kinds of successes he had achieved following his method.Wikipedia →
Translations

A Source Book in Mathematics
tr. David Eugene Smith, Vera Sanford, Wooster Woodruff Beman, Martin A. Nordgaard, Anna Savitsky, Jekuthiel Ginsburg, E. T. Bell, Florian Cajori, Laura Guggenbuhl, Ralph G. Archibald, D. H. Lehmer, Thomas Freeman Cope, J. D. Tamarkin, L. Leland Locke, Mark Kormes, Nevin C. Fisk, R. B. McClenon, Edward E. Whitford, Eva M. Sanford, W. H. Langdon, Helen M. Walker, Mary M. Taylor, Louis Weisner, Albert A. Bennett, C. Raymond Adams, Lao G. Simons, Frances Marguerite Clarke, Nathan Altshiller-Court, Morris Miller Slotnick, Roger A. Johnson, J. S. Turner, Henry P. Manning, Joseph Seidlin, Marcia L. Latham, Arnold Emch, James Singer, Henry S. White, Raymond Clare Archibald, Herbert P. Evans, E. Amelotti, Henry A. Ruger, Julian L. C. A. Gys, Evelyn Walker, Lincoln La Paz, H. Bateman, J. P. Kormes, D. Darkow · Dover · United States · 1959
renaissance
rationalism