Results 1 to 10 of about 44,803 (280)

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

open access: yesLogical 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   +6 more sources

On the Predictability of Classical Propositional Logic [PDF]

open access: yesInformation, 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   +2 more sources

An Holistic Extension for Classical Logic via Quantum Fredkin Gate [PDF]

open access: yesEntropy, 2021
An holistic extension for classical propositional logic is introduced in the framework of quantum computation with mixed states. The mentioned extension is obtained by applying the quantum Fredkin gate to non-factorizable bipartite states. In particular,
Hector Freytes, Giuseppe Sergioli
doaj   +2 more sources

Undecidability of Multiplicative Subexponential Logic [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2015
Subexponential logic is a variant of linear logic with a family of exponential connectives—called subexponentials—that are indexed and arranged in a pre-order. Each subexponential has or lacks associated structural properties of weakening and contraction.
Kaustuv Chaudhuri
doaj   +8 more sources

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

open access: yesJournal 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
Lewitzka, Steffen
openaire   +3 more sources

Proof-graphs for Minimal Implicational Logic [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2014
It is well-known that the size of propositional classical proofs can be huge. Proof theoretical studies discovered exponential gaps between normal or cut free proofs and their respective non-normal proofs.
Marcela Quispe-Cruz   +2 more
doaj   +4 more sources

Stone-Type Dualities for Separation Logics [PDF]

open access: yesLogical Methods in Computer Science, 2019
Stone-type duality theorems, which relate algebraic and relational/topological models, are important tools in logic because -- in addition to elegant abstraction -- they strengthen soundness and completeness to a categorical equivalence, yielding a ...
Simon Docherty, David Pym
doaj   +5 more sources

On density of truth of the intuitionistic logic in one variable [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2008
In this paper we focus on the intuitionistic propositional logic with one propositional variable. More precisely we consider the standard fragment $\{ \to ,\vee ,\bot \}$ of this logic and compute the proportion of tautologies among all formulas.
Zofia Kostrzycka
doaj   +1 more source

On the Succinctness of Atoms of Dependency [PDF]

open access: yesLogical Methods in Computer Science, 2019
Propositional team logic is the propositional analog to first-order team logic. Non-classical atoms of dependence, independence, inclusion, exclusion and anonymity can be expressed in it, but for all atoms except dependence only exponential translations ...
Martin Lück, Miikka Vilander
doaj   +1 more source

Isomorphic formulae in classical propositional logic [PDF]

open access: yesMathematical 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
openaire   +3 more sources

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