https://gdpark.blog/tags/angle/Recent content in Angle on gdpark.blogHugoenMon, 06 Nov 2017 00:00:00 +0000https://gdpark.blog/posts/classical-mechanics-27-angle-between-the-ellipse-axis-and-the-x-axis/Mon, 06 Nov 2017 00:00:00 +0000https://gdpark.blog/posts/classical-mechanics-27-angle-between-the-ellipse-axis-and-the-x-axis/Finally worked out the actual derivation for the angle ψ the ellipse’s major axis makes with the x-axis — something my textbook just handed me without proof and I never questioned until now.