Results 1 to 10 of about 97,467 (324)

Classical propositional logic and decidability of variables in intuitionistic propositional logic [PDF]

open access: diamondLogical Methods in Computer Science, 2014
We improve the answer to the question: what set of excluded middles for propositional variables in a formula suffices to prove the formula in intuitionistic propositional logic whenever it is provable in classical propositional logic.
Hajime Ishihara
doaj   +9 more sources

On the Predictability of Classical Propositional Logic [PDF]

open access: goldInformation, 2013
In this work we provide a statistical form of empirical analysis of classical propositional logic decision methods called SAT solvers. This work is perceived as an empirical counterpart of a theoretical movement, called the enduring scandal of deduction,
Poliana M. Reis, Marcelo Finger
doaj   +5 more sources

A modal logic amalgam of classical and intuitionistic propositional logic [PDF]

open access: greenJournal of Logic and Computation, 2015
A famous result, conjectured by G del in 1932 and proved by McKinsey and Tarski in 1948, says that $ $ is a theorem of intuitionistic propositional logic IPC iff its G del-translation $ '$ is a theorem of modal logic S4. In this paper, we extend an intuitionistic version of modal logic S1+SP, introduced in our previous paper (S. Lewitzka, Algebraic
Steffen Lewitzka
semanticscholar   +7 more sources

Isomorphic formulae in classical propositional logic [PDF]

open access: greenMathematical Logic Quarterly, 2011
AbstractIsomorphism between formulae is defined with respect to categories formalizing equality of deductions in classical propositional logic and in the multiplicative fragment of classical linear propositional logic caught by proof nets. This equality is motivated by generality of deductions.
Došen, Kosta, Petrić, Zoran
semanticscholar   +7 more sources

Encoding Lifted Classical Planning in Propositional Logic

open access: diamondProceedings of the International Conference on Automated Planning and Scheduling, 2022
Planning models are usually defined in lifted, i.e. first order formalisms, while most solvers need (variable-free) grounded representations. Though techniques for grounding prune unnecessary parts of the model, grounding might – nevertheless – be prohibitively expensive in terms of runtime.
Höller, Daniel, Behnke, Gregor
semanticscholar   +5 more sources

Teaching Intuitionistic and Classical Propositional Logic Using Isabelle [PDF]

open access: diamondElectronic Proceedings in Theoretical Computer Science, 2022
In Proceedings ThEdu'21, arXiv:2202 ...
Villadsen, Jørgen   +2 more
semanticscholar   +6 more sources

Unification with parameters in the implication fragment of classical propositional logic

open access: greenLogic Journal of the IGPL, 2021
In this paper, we show that the implication fragment of classical propositional logic is finitary for unification with parameters.
P. Balbiani, Mojtaba Mojtahedi
semanticscholar   +3 more sources

A note on cut-elimination for classical propositional logic [PDF]

open access: hybridArchive for Mathematical Logic, 2021
In Schwichtenberg (Studies in logic and the foundations of mathematics, vol 90, Elsevier, pp 867–895, 1977), Schwichtenberg fine-tuned Tait’s technique (Tait in The syntax and semantics of infinitary languages, Springer, pp 204–236, 1968) so as to ...
G. Pulcini
semanticscholar   +2 more sources

Bicategorical Models of Classical Propositional Logic [PDF]

open access: green, 2023
Führmann and Pym constructed models of classical propositional logic in an order-enriched categorical setting, whose typical example is the category $\mathbf{Rel}$ of sets and relations. It is remarkable in that they are both non-degenerate and symmetric, i.e., free from the choices of the reduction strategy.
Yuta Yamamoto
openaire   +3 more sources

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