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How Many Numbers Exist? Infinity Proof Moves Math Closer to an Answer.
Infinite mathematics
Cantor, Gödel, Cohen... Now, the new proof by Asperó and Schindler.
There is an infinite number of infinities. Which one corresponds to the real numbers?
Martin’s Maximum++ implies Woodin’s axiom

How Many Numbers Exist? Infinity Proof Moves Math Closer to an Answer. | Quanta Magazine

For 50 years, mathematicians have believed that the total number of real numbers is unknowable. A new proof suggests otherwise.