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  2. Logical consequence - Wikipedia

    en.wikipedia.org/wiki/Logical_consequence

    Logical consequence (also entailment or implication) is a fundamental concept in logic which describes the relationship between statements that hold true when one statement logically follows from one or more statements.

  3. Implicature - Wikipedia

    en.wikipedia.org/wiki/Implicature

    The hearer can now draw the contextual implications that +> Susan needs to be cheered up. +> Peter wants me to ring Susan and cheer her up. If Peter intended the hearer to come to these implications, they are implicated conclusions. Implicated premises and conclusions are the two types of implicatures in the relevance theoretical sense. [51]

  4. Necessity and sufficiency - Wikipedia

    en.wikipedia.org/wiki/Necessity_and_sufficiency

    The first implication suggests that S is a sufficient condition for N, while the second implication suggests that S is a necessary condition for N. This is expressed as " S is necessary and sufficient for N ", " S if and only if N ", or S ⇔ N {\displaystyle S\Leftrightarrow N} .

  5. Innuendo - Wikipedia

    en.wikipedia.org/wiki/Innuendo

    A male cat paying a "call" on a female cat, who then serves up kittens, insinuating that the "results" of children is predicated on a male "catcall". An innuendo is a hint, insinuation or intimation about a person or thing, especially of a denigrating or derogatory nature.

  6. Innuendo (disambiguation) - Wikipedia

    en.wikipedia.org/wiki/Innuendo_(disambiguation)

    An innuendo is a figure of speech which indicates an indirect or subtle, usually derogatory or sexually suggestive implication in expression; an insinuation; sometimes originating from multiple meanings of words or similarly spelled and/or pronounced wording.

  7. Modus ponens - Wikipedia

    en.wikipedia.org/wiki/Modus_ponens

    In propositional logic, modus ponens (/ ˈ m oʊ d ə s ˈ p oʊ n ɛ n z /; MP), also known as modus ponendo ponens (from Latin 'method of putting by placing'), [1] implication elimination, or affirming the antecedent, [2] is a deductive argument form and rule of inference. [3] It can be summarized as "P implies Q. P is true. Therefore, Q must ...

  8. Strict conditional - Wikipedia

    en.wikipedia.org/wiki/Strict_conditional

    The strict conditionals may avoid paradoxes of material implication. The following statement, for example, is not correctly formalized by material implication: If Bill Gates graduated in medicine, then Elvis never died. This condition should clearly be false: the degree of Bill Gates has nothing to do with whether Elvis is still alive.

  9. Hypothetical syllogism - Wikipedia

    en.wikipedia.org/wiki/Hypothetical_syllogism

    In propositional logic, hypothetical syllogism is the name of a valid rule of inference (often abbreviated HS and sometimes also called the chain argument, chain rule, or the principle of transitivity of implication). The rule may be stated: