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With a surprising new proof, two young mathematicians have found a bridge across the finite-infinite divide, helping at the same time to map this strange boundary. The boundary does not pass between ...

The class of stick-breaking priors and their extensions are considered in classification and clustering problems in which the complexity, the number of possible models or clusters, can be either ...

The universe's spatial geometry, which can be flat, negatively curved (open), or positively curved (closed), dictates whether its size is finite or infinite. A positively curved universe is finite; a ...