https://gdpark.blog/tags/newton/Recent content in Newton on gdpark.blogHugoenThu, 25 Jun 2015 00:00:00 +0000https://gdpark.blog/posts/classical-mechanics-08-kepler-s-laws-ellipse-law-equal-area-law-and-harmonic-law-pa/Thu, 25 Jun 2015 00:00:00 +0000https://gdpark.blog/posts/classical-mechanics-08-kepler-s-laws-ellipse-law-equal-area-law-and-harmonic-law-pa/A breezy Newton sidebar on universal gravitation sets the stage for Kepler’s laws — including a quick sanity check on whether treating planets as point masses is actually legit, heh.