[–] ColinWright 5y ago ↗ I wrote two blog posts about this some time ago:https://www.solipsys.co.uk/new/ConsideringASphere.html?uh14h...https://www.solipsys.co.uk/new/VolumeOfASphere.html?uh14hnPretty sure I posted them here on HN and they sank without trace, but readers might find them interesting.
[–] marcodiego 5y ago ↗ Simplest way I know to calculate volume of a sphere uses Cavalieri's principle and shows that the volume of an hemisphere is equals to the volume of the difference of a cylinder and a cone. Simple and beautiful.
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[ 3.0 ms ] story [ 18.7 ms ] threadhttps://www.solipsys.co.uk/new/ConsideringASphere.html?uh14h...
https://www.solipsys.co.uk/new/VolumeOfASphere.html?uh14hn
Pretty sure I posted them here on HN and they sank without trace, but readers might find them interesting.