misproofs

Noun

misproof (countable and uncountable, plural misproofs)

1. (countable) A mathematical proof that contains logical errors.
   • Only a misproof of Nöebling [66] (for any m) ensued in the 1930's.1977, Robion C. Kirby, Laurence C. Siebenmann, Foundational Essays on Topological Manifolds, Smoothings, and Triangulations., volume 88, page 308
2. Evidence or convincing argument that misleads one to the wrong conclusion.
   • Misproof occurs when some other than the proposition stated is proved. This may occur from confusion, or may be intentional, as in attacking the character of an opponent (argumentum ad hominem); appealing to the prejudice (ad populum); or to authority without evidence of validity (ad verecundiam).1914, William Dinwiddie, Essentials of Logic, page 125
3. (obsolete, uncountable) Evidence that contradicts or casts doubt on.
   • That he could claim close kinship with a maiden so sweet and fair as Phyllis Maybird seemed almost incredible, but her own words placed the matter beyond misproof or doubt.1897, Richard Gilbert Soans, John Gilbert, Yeoman: A Romance of the Commonwealth, page 25