In logic, reductio ad absurdum (Latin for "reduction to absurdity"), also known as argumentum ad absurdum (Latin for "argument to absurdity") or apagogical...

Invented by Leo Strauss in 1953, reductio ad Hitlerum takes its name from the term used in logic called reductio ad absurdum ("reduction to the absurd")....

needed] Appeal to the stone shares similarities in structure to reductio ad absurdum (Latin for “reduction to absurdity”) which states that an argument's...

As Ballentine recounts, Wigner regarded his 1961 argument as a reductio ad absurdum, indicating that the postulates of quantum mechanics need to be revised...

reaching a false conclusion, called an "absurdity" (argument by reductio ad absurdum). Plato describes himself as not using absurd argumentation against...

did. Physicists use the Boltzmann brain thought experiment as a reductio ad absurdum argument for evaluating competing scientific theories. In contrast...

\neg Q} Conjunction introduction (2,4) 6 ¬ P {\displaystyle \neg P} Reductio ad absurdum (3,5) 7 ¬ Q → ¬ P {\displaystyle \neg Q\rightarrow \neg P} Conditional...

superiority, deformity, and incongruity. Reductio ad absurdum is a valid method of argument, while reductio ad ridiculum is invalid. Argument by invective...

In mathematics, a Gödel numbering for sequences provides an effective way to represent each finite sequence of natural numbers as a single natural number...

common agreement. Appeal to ridicule (reductio ad ridiculum, reductio ad absurdum, ad absurdum) – mocking or stating that the opponent's position is laughable...