Keywords: Illustration of principal curvatures on an oblate spheroid (ellipsoid of revolution).png principal curvature in a point that travels on a meridian from the equatorial plane with radius parameter 'a' to the poles and back The flattening of the earth is exaggerated by a factor of ~25 File Format Note The original scene has 3600 frames which would assemble to an apng of ~900mb hence every 20th frame was picked and a delay of 1 second per frame was chosen An alternative is File Illustration of principal curvatures on an oblate spheroid ellipsoid of revolution webm which encodes all frames but renders poorly on browsers that do not support alpha transparency in HTML5 videos in this case webm matroska container with vp8 yuv video and alpha channel track Source Code to regenerate output or derive other work form 2016-02-03 own Cmuelle8 other versions File Illustration of principal curvatures on an oblate spheroid ellipsoid of revolution webm cc-zero Created with Persistence of Vision Animated PNG Curvature of the Earth Illustrations for curvature Oblate spheroids Transparent background |