Correspondence of Sir Isaac Newton and Professor Cotes : including letters of other eminent men, now first published from the originals in the library of Trinity College, Cambridge; together with an appendix containing other unpublished letters and papers by Newton; with notes, synoptical view of the philosopher's life, and a variety of details illustrative of his history, by J. Edleston.

  • Isaac Newton
Date:
1850
Catalogue details

Licence: Public Domain Mark

Credit: Correspondence of Sir Isaac Newton and Professor Cotes : including letters of other eminent men, now first published from the originals in the library of Trinity College, Cambridge; together with an appendix containing other unpublished letters and papers by Newton; with notes, synoptical view of the philosopher's life, and a variety of details illustrative of his history, by J. Edleston. Source: Wellcome Collection.

    133/430 (page 27)
    Demonstration may end thus — & ex sequo perturbate (Fh seu) MN ad Del ut DK ad (CF seu) CM: ideoq: MN x CM requabitur Dd x DK. Erigantur normales AX, aZ aequales ipsis AC, aC & jungatur XZ occurrens nor- malibus MY, NI in Y & /; & erit MY aequalis ipsi CM atq: adeo MN x YM sequale Dd x DK, & summa omnium MN x YM, id est, trapezium AaZX sive huic acquale rect- angulum A a x \aB acquaintin' summae omnium Dd x DK, hoc est, areae BKkVTa q e.d. I think the first of these two ways sufficiently clear ; but will wait for Yr resolution Yr &c. LETTER XIII. NEWTON TO COTES. sr I have reconsidered your emendation of the xxxtb Proposition wth the Demonstration & approve it after the manner you propose in the first of the two ways set down in your Letter of June 1st. In my last letter, as I was sending it away, I crossed out four lines & should have struck out also these words relating to them [lb. lin. 8, read, Nam ratio 7^ - 1 ad 1 - A- seu 10J ad 1, non longe] I am Yor most humble Servant Chelsea Jun 8.* Is. Newton. 1710. I thank you for mending the Proposition For the Revn<1 Mr Cotes Professor of Astronomy and felloiv of Trinity College in Cambridge. This letter and the next must have crossed on the road. * The post mark is Jun. 10.