In propositional logic, modus tollens (/ˈmoʊdəs ˈtɒlɛnz/) (MT), also known as modus tollendo tollens (Latin for "method of removing by taking away") and...

inference for propositional logic. It is closely related to modus ponens and modus tollendo ponens. MPT is usually described as having the form: Not both...

In classical logic, disjunctive syllogism (historically known as modus tollendo ponens (MTP), Latin for "mode that affirms by denying") is a valid argument...

by modus ponens) A → ( B → A ) {\displaystyle A\to (B\to A)}       (instance of (A1)) A → A {\displaystyle A\to A}       (from (4) and (3) by modus ponens)...

tournament, a type of poker tournament Modus tollens, a kind of rule of inference also known as modus tollendo tollens This disambiguation page lists articles...

raining then it's cloudly; it is raining; therefore it's cloudy". (This is in modus ponens.) Representing this as a list of propositions, as is common, we would...

a conjunction. These sequents are often listed above the proof, as Modus Tollens is above. The above proof is a valid one, but proofs don't need to be...

these arguments. A valid example of the fourth indemonstrable (strong modus tollendo ponens or exclusive disjunctive syllogism) is: either [not p] or q;...

Description Example Modus ponens If A, then B.  A.  Therefore, B. If it is day, it is light. It is day. Therefore, it is light. Modus tollens If A, then B. ...

constructivism Modularity Modularity of mind Modus ponendo tollens Modus ponens Modus tollendo ponens Modus tollens Mohamed Osman Elkhosht Mohammad Baqir al-Sadr...