Biconditional introduction
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Biconditional introduction
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In
mathematical logic,
biconditional introduction is the
rule of inference that, if B follows from A, and A follows from B, then A
if and only if B.For example, from the statements "if I'm breathing, then I'm alive" and "if I'm alive, then I'm breathing", it can be inferred that "I'm breathing if and only if I'm alive".Formally, biconditional introduction is the rule schema
A → B
sin;e;">B → A
A ↔ B
See also
{{logic-stub}}
Dukondiĉa enkonduko
- content above as imported from The Pseudopedia
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- time: 3:22am EDT - Sat, Mar 20 2010