Volume 1 of the 1729 English translation is available as an online scan; limited parts of the 1729 translation (misidentified as based on the 1687 edition) have also been transcribed online （页面存档备份，存于互联网档案馆）.
Or "frame" no hypotheses (as traditionally translated at vol.2, p.392, in the 1729 English version).
See Curtis Wilson, "The Newtonian achievement in astronomy", pages 233-274 in R Taton & C Wilson (eds) (1989) The General History of Astronomy, Volume, 2A', at page 233).
See J. Bruce Brackenridge, "The key to Newton's dynamics: the Kepler problem and the Principia", (University of California Press, 1995), especially at pages 20-21.
J M Steele, University of Toronto, (review online from Canadian Association of Physicists) 互联网档案馆的存檔，存档日期2010-04-01. of N Guicciardini's "Reading the Principia: The Debate on Newton’s Mathematical Methods for Natural Philosophy from 1687 to 1736" (Cambridge UP, 1999), a book which also states (summary before title page) that the "Principia" "is considered one of the masterpieces in the history of science".
Volume 1 of the 1729 English translation is available as an online scan; limited parts of the 1729 translation (misidentified as based on the 1687 edition) have also been transcribed online （页面存档备份，存于互联网档案馆）.
Volume 1 of the 1729 English translation is available as an online scan; limited parts of the 1729 translation (misidentified as based on the 1687 edition) have also been transcribed online （页面存档备份，存于互联网档案馆）.
J M Steele, University of Toronto, (review online from Canadian Association of Physicists) 互联网档案馆的存檔，存档日期2010-04-01. of N Guicciardini's "Reading the Principia: The Debate on Newton’s Mathematical Methods for Natural Philosophy from 1687 to 1736" (Cambridge UP, 1999), a book which also states (summary before title page) that the "Principia" "is considered one of the masterpieces in the history of science".
