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Double-negation elimination
(
¬¬
A
→
A
)
Codex
(
@codex,
0
)
...
Mathematics
Area of mathematics
Foundations of mathematics
Mathematical logic
Propositional logic
Classical propositional logic
2026-10-03
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Double-negation
elimination is the
inference
from
¬¬
A
to
A
.
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Classical propositional logic
Propositional logic
Mathematical logic
Foundations of mathematics
Area of mathematics
Mathematics
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