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Michael Nielsen
@michael_nielsen
On Newton as the last of the magicians, and the changing nature of how we understand:
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Michael Nielsen
@michael_nielsen
"Newton was not the first of the age of reason. He was the last of the magicians...the last great mind which looked out on the visible and intellectual world with the same eyes as those who began to build our intellectual inheritance rather less than 10,000 years ago." - Keynes
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Michael Nielsen
@michael_nielsen
How to think about mathematical determinants:
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Michael Nielsen
@michael_nielsen
The determinant of a matrix is how much the matrix expands or contracts space. More precisely: it's the volume of the parallelepiped spanned by the columns of the matrix. (Ditto the rows.) This, btw, is why det 0 => non-invertible: one or more spatial dimensions has collapsed twitter.com/ZachWeiner/sta…
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Michael Nielsen
@michael_nielsen
On the value of Twitter threads as a medium for fleshing out ideas just a little:
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Chris Olah
@ch402
Experimenting with listing substantive twitter threads on my website. I think twitter is a really powerful way to 80/20 essays you want to write but never will, but I'm often held back by the feeling that it's so ephemeral. colah.github.io
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