Results 31 to 40 of about 9,479,318 (138)

Towards a Categorical Account of Conditional Probability [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2015
This paper presents a categorical account of conditional probability, covering both the classical and the quantum case. Classical conditional probabilities are expressed as a certain "triangle-fill-in" condition, connecting marginal and joint ...
Robert Furber, Bart Jacobs
doaj   +1 more source

Modularity, Atomicity and States in Archimedean Lattice Effect Algebras

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2010
Effect algebras are a generalization of many structures which arise in quantum physics and in mathematical economics. We show that, in every modular Archimedean atomic lattice effect algebra E that is not an orthomodular lattice there exists an (o ...
Jan Paseka
doaj   +1 more source

Regular Partial Residuated Lattices and Their Filters

open access: yesMathematics, 2022
To express wider uncertainty, Běhounek and Daňková studied fuzzy partial logic and partial function. At the same time, Borzooei generalized t-norms and put forward the concept of partial t-norms when studying lattice valued quantum effect algebras. Based
Nan Sheng, Xiaohong Zhang
doaj   +1 more source

Inherited Properties of Effect Algebras Preserved by Isomorphisms

open access: yesActa Polytechnica, 2013
We show that isomorphism of effect algebras preserves properties of effect algebras derived from effect algebraic sum ? of elements. These are partial order, order convergence, order topology, existence of states and other important properties.
Jan Paseka, Zdenka Riečanová
doaj  

Comments on black hole interiors and modular inclusions

open access: yesSciPost Physics, 2019
We show how the traversable wormhole induced by a double-trace deformation of the thermofield double state can be understood as a modular inclusion of the algebras of exterior operators.
Ro Jefferson
doaj   +1 more source

Archimedean Atomic Lattice Effect Algebras with Complete Lattice of Sharp Elements

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2010
We study Archimedean atomic lattice effect algebras whose set of sharp elements is a complete lattice. We show properties of centers, compatibility centers and central atoms of such lattice effect algebras.
Zdenka Riecanová
doaj   +1 more source

Categorical Equivalences from State-Effect Adjunctions [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2019
From every pair of adjoint functors it is possible to produce a (possibly trivial) equivalence of categories by restricting to the subcategories where the unit and counit are isomorphisms.
Robert Furber
doaj   +1 more source

Anatomy of null contractions

open access: yesJournal of High Energy Physics
We introduce null contractions of the Poincare and relativistic conformal algebras. The longitudinal null contraction involves writing the algebra in lightcone coordinates and contracting one of the null directions.
Arjun Bagchi, M Nachiketh, Pushkar Soni
doaj   +1 more source

Expressiveness modulo Bisimilarity of Regular Expressions with Parallel Composition (Extended Abstract) [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2010
The languages accepted by finite automata are precisely the languages denoted by regular expressions. In contrast, finite automata may exhibit behaviours that cannot be described by regular expressions up to bisimilarity.
Jos C. M. Baeten   +3 more
doaj   +1 more source

Two Remarks to Bifullness of Centers of Archimedean Atomic Lattice Effect Algebras

open access: yesActa Polytechnica, 2011
Lattice effect algebras generalize orthomodular lattices as well as MV-algebras. This means that within lattice effect algebras it is possible to model such effects as unsharpness (fuzziness) and/or non-compatibility. The main problem is the existence of
M. Kalina
doaj  

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