Negation of quantified statements (Flip ∀↔∃ and negate the predicate; negation passes through quantifiers)
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Flip ∀↔∃ and negate the predicate; negation passes through quantifiers with swap
What each symbol means
| Symbol | What it stands for |
|---|---|
| x | Variable over stated domain |
| P(x) | Predicate |
When to use this
Classical first-order negation as in JEE.