List of Symbols
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Last updated 4:21 PM on 4/4/25
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13 Terms
1
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P,Q,R,S,…
propositional (sentential) variables
2
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∧
logical “and” (conjunction)
3
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∨
logical “or” (disjunction)
4
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¬
logical negation
5
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∃
existential quantifier
6
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∀
universal quantifier
7
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∅
the empty set
8
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U
universal set (domain of discourse)
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N
the set of natural numbers
10
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Z
the set of integers
11
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Q
the set of rational numbers
12
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R
the set of real numbers
13
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Note 
Flashcards (41)