universe
Sign in to savein set theory, a set large enough such that most ordinary mathematical constructions can take place within it
Connections
semantic theory of truth
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set theory
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mathematical logic
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intersection
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element
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ordinal number
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first-order logic
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formal system
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class
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recursive set
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Boolean algebra
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semantics of logic
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Per Martin-Löf
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structure
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construction of the real numbers
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join and meet
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ground expression
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diagram
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mathematics
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logic
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