Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.
As we approach the anticipated artificial intelligence singularity and the strain builds, showing the fault lines in our systems, different aspects emerge and begin to converge.
Quantum mechanics has at last been formulated exclusively with real numbers, bringing a mathematical puzzle at the heart of ...
The Dark Knight, The Godfather, and Back to the Future are all exemplary film trilogies without a single bad movie.
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