Modus Tollendo Tollens/Also known as
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Also known as
Modus Tollendo Tollens is also known as:
- Modus tollens, abbreviated M.T.
- Denying the consequent.
Sources
- 1973: Irving M. Copi: Symbolic Logic (4th ed.) ... (previous) ... (next): $3$: The Method of Deduction: $3.1$: Formal Proof of Validity: Rules of Inference: $2.$