UmbralRaptop changed the topic of #principia to: READ THE FAQ: http://goo.gl/gMZF9H; The current version is Διόφαντος. We currently target 1.3.1, and 1.4.x. <scott_manley> anyone that doubts the wisdom of retrograde bop needs to get the hell out | https://xkcd.com/323/ | <egg> calculating the influence of lamont on Pluto is a bit silly…
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* UmbralRaptop 🔪 the third dimension
<novasilisko> i agree
<novasilisko> i was kinda thinking maybe it would be possible to turn it into a 2 dimensional problem
<novasilisko> like, sweep an ellipse along one axis of the ellipsoid and get the closest point of all the points you sweep through
<novasilisko> but, i dunno how you take an ellipsoid and get a slice of it, which might be an even harder problem
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<UmbralRaptop> Assuming simple prolate or oblate spheroids that are known to be ellipses rotated about an axis, it should be 2D automagically.
<novasilisko> yeah
<novasilisko> i suppose, if i absolutely had to, i could settle for oblate spheroids
<novasilisko> all planets are oblate spheroids, but we only know of a few things that are scalene
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<novasilisko> if i can find a simple elegant way to do this that can just be written in a few lines, i'm publishing a fucking paper :v
<novasilisko> https://stackoverflow.com/questions/22959698/distance-from-given-point-to-given-ellipse even an ellipse isn't solveable without an iterative solution i guess, i forget if i've linked this before
<UmbralRaptop> aaaaaa
<UmbralRaptop> (sorry, was distracted by things)
<novasilisko> you haven't missed much, just me kind of glaring at ellipses and ellipsoids
<novasilisko> nonetheless this looks promising
<novasilisko> but my brain is mush from all this
<UmbralRaptop> abuse of trig?
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