Changes related to "The Advance of Science in the Last Half-Century"

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Show new changes starting from 06:15, 11 December 2016
   
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10 December 2016

  • (diff | hist) . . Johannes Kepler‎; 15:51 . . (+263). .ELApro (talk | contribs)(Quotes about Kepler: Bell, "The Development of Mathematics": Desargues discussed..Kepler's principleof continuity, in which a straight line is closed at infinity and parallels meet there)
  • (diff | hist) . . Johannes Kepler‎; 15:23 . . (+355). .ELApro (talk | contribs)(Quotes about Kepler: Kline, "Mathematical Thought..Ancient to Modern..": Kepler & Desargues) regarded the two "ends" of the ["straight"] line as meeting at "infinity"..structure of a circle..with its center at infinity)
  • (diff | hist) . . Johannes Kepler‎; 15:13 . . (+28). .ELApro (talk | contribs)(External links: Category:Mathematicans)
  • (diff | hist) . . Johannes Kepler‎; 14:44 . . (+564). .ELApro (talk | contribs)(Quotes about Kepler: Coxeter, "Projective Geometry": 200 yrs before Poncelet a point at infinity occurred independently to Kepler & Desargue..''Paralipomena in Vitellionem''-parabola has 2 foci, 1 "blind focus" a infinity in opposite directions)

9 December 2016

  • (diff | hist) . . Johannes Kepler‎; 23:17 . . (+1,130). .ELApro (talk | contribs)(Quotes about Kepler: copied from Gregory St. Vincent-Kline, Mathematical Thought..Ancient to Modern..": on Keplers contirbutions to the development of Projective Geometry)
  • (diff | hist) . . Johannes Kepler‎; 22:31 . . (+433). .ELApro (talk | contribs)(Quotes about Kepler: Labenbacher, Pengelley, "'Mathematical Expeditions": free use if indivisibles..astronomical/volumes of wine casks..wrote an extensive tract on indivisible methods..e.g., areas: circle & ellipse)
  • (diff | hist) . . Galileo Galilei‎; 22:20 . . (+455). .ELApro (talk | contribs)(Quotes about Galilei: Labenbacher, Pengelley, "'Mathematical Expeditions": laws of freely falling bodies and the parabolic paths of projectiles..initiating era of mathc'l physics..''Two New Sciences'' used indivisibles method->book planned/not written)

7 December 2016