The Simplest Math Problem No One Can Solve - Collatz Conjecture
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17:45
The Riddle That Seems Impossible Even If You Know The Answer
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31:33
The Oldest Unsolved Problem in Math
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18:25
The SAT Question Everyone Got Wrong
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22:59
The Dome Paradox: A Loophole in Newton's Laws
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24:52
The Most Useful Thing AI Has Ever Done
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7:52
UNCRACKABLE? The Collatz Conjecture - Numberphile
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12:35
Did The Future Already Happen? - The Paradox of Time
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3:50