11 lines
316 B
Markdown
11 lines
316 B
Markdown
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tags:
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- Logic
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- propositional-logic
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- derivation-rules
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---
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Give that the biconditional means that if $P$ is the case, $Q$ is the case and if $Q$ is the case, $P$ must be the case, if we have $P \equiv Q$ and $P$, we can derive $Q$ and vice versa.
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