Standard symbolic notation for propositional logic connectives such as negation, conjunction, and disjunction.
About this set
25 basic cards for College Logic. Set 3 of 7 in Logic. It opens with "In propositional logic, what is the symbol for negation?" and "What does ~ (tilde) represent?". Study it alongside the other College sets below.
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- In propositional logic, what is the symbol for negation?
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~ (tilde)
- What does ~ (tilde) represent?
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Negation, or not
- What is the truth value of ~p when p is true?
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False
- What is the truth value of ~p when p is false?
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True
- In propositional logic, what is the symbol for conjunction?
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& (ampersand) or ∧
- What does & represent?
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Conjunction, or and
- The symbol · (dot) also represents...
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Conjunction
- When is p & q true?
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When both p and q are true
- When is p & q false?
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When at least one of p or q is false
- Is conjunction commutative?
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Yes, p & q is equivalent to q & p
- In propositional logic, what is the symbol for disjunction?
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| (vertical bar) or ∨
- The symbol + is sometimes used to represent...
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Disjunction
- Is disjunction commutative?
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Yes, p | q is equivalent to q | p
- In propositional logic, what is the symbol for implication?
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-> (arrow) or →
- What is another common symbol for implication?
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⊃ (horseshoe)