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00:04
Zero shadow day in Singpore today 2023-03-24 according to Mathematica. Exact moment when the sun is closest to zenith across the country on the map.
A bit unpolished but figured it out only today in a hurry... :I
 
10 hours later…
10:32
@kirma That's super cool, I love it!
@CarlLange And it turned even to be correct. :)
May be a bit hard to believe, but that's a GeoContourPlot.
11:21
@kirma Honestly my favourite thing to do with Mathematica is this kind of messing about. So many things it would have been fairly hard and time-consuming to calculate 30 years ago are just a couple of functions away.
2
@CarlLange Yeah, I agree. :)
 
5 hours later…
16:05
posted on March 24, 2023 by Marc Vicuna

“I believe that we do not know anything for certain, but everything probably.”
 —Christiaan Huygens Have you ever wondered how health insurance premiums are calculated or why healthcare is so expensive? Or what led to the financial crisis of 2008? Or whether nuclear power is safe? The answers to these questions require an understanding of […]


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