Disjunctive syllogism

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What Wikipedia says

In classical logic, disjunctive syllogism (historically known as modus tollendo ponens (MTP), Latin for "mode that affirms by denying") is a valid argument form which is a syllogism having a disjunctive statement for one of its premises.

Excerpt from the Wikipedia article “Disjunctive syllogism”, under the CC BY-SA 4.0 license. Read the article on Wikipedia