Powerset was an American company based in San Francisco, California, that, in 2006, was developing a natural language search engine for the Internet. On...

In mathematics, the power set (or powerset) of a set S is the set of all subsets of S, including the empty set and S itself. In axiomatic set theory (as...

In the theory of computation and automata theory, the powerset construction or subset construction is a standard method for converting a nondeterministic...

2007. In 2005 he moved to San Francisco to work at Powerset, a natural language search engine. Powerset was acquired by Microsoft. Preston-Werner declined...

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example, a quantifier over sets of individuals ranges over the entire powerset of the set of individuals. Thus, in standard semantics, once the set of...

In mathematics, the axiom of power set is one of the Zermelo–Fraenkel axioms of axiomatic set theory. It guarantees for every set x{\displaystyle x} the...

Assuming the law of excluded middle, characteristic functions surject onto powersets, and then |2S|=|P(S)|{\displaystyle |2^{S}|=|{\mathcal {P}}(S)|}. So the...