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BIRTHDAY
2006
Springer
15 years 1 months ago
Reductio ad Absurdum: Planning Proofs by Contradiction
Sometimes it is pragmatically useful to prove a theorem by contradiction rather than finding a direct proof. Some reductio ad absurdum arguments have made mathematical history and ...
Erica Melis, Martin Pollet, Jörg H. Siekmann
CORR
2008
Springer
98views Education» more  CORR 2008»
14 years 10 months ago
Logics for the Relational Syllogistic
The Aristotelian syllogistic cannot account for the validity of certain inferences involving relational facts. In this paper, we investigate the prospects for providing a relationa...
Ian Pratt-Hartmann, Lawrence S. Moss