Results 21 to 30 of about 970 (166)

The undecidability of proof search when equality is a logical connective [PDF]

open access: yes, 2021
International audienceOne proof-theoretic approach to equality in quantificational logic treats equality as a logical connective: in particular, term equality can be given both leftand right introduction rules in a sequent calculus proof system.
Viel, Alexandre, Miller, Dale
core   +1 more source

Parameterized Complexity of Equality MinCSP [PDF]

open access: yes, 2023
We study the parameterized complexity of MinCSP for so-called equality languages, i.e., for finite languages over an infinite domain such as ℕ, where the relations are defined via first-order formulas whose only predicate is =. This is an important class
Wahlström, Magnus, Osipov, George
core   +4 more sources

Eager Equality for Rational Number Arithmetic [PDF]

open access: yes, 2023
Eager equality for algebraic expressions over partial algebras distinguishes or separates terms only if both have defined values and they are different. We consider arithmetical algebras with division as a partial oper- ator, called meadows, and focus on
John Tucker
core   +1 more source

The Completeness Criterion for Closure Operator with the Equality Predicate Branching on the Set of Multioperations on Two-Element Set

open access: yesИзвестия Иркутского государственного университета: Серия "Математика", 2019
Multioperations are operations from a finite set A to set of all subsets of A. The usual composition operator leads to a continuum of closed sets. Therefore, the research of closure operators, which contain composition and other operations becomes ...
V.I. Panteleev, L. Riabets
doaj   +1 more source

Monodic Epistemic Predicate Logic [PDF]

open access: yes, 2000
We consider the monodic formulas of common knowledge predicate logic, which allow applications of epistemic operators to formulas with at most one free variable.
Sturm, H   +8 more
core   +1 more source

Algorithmic complexity of monadic multimodal predicate logics with equality over finite Kripke frames [PDF]

open access: yes, 2023
The paper investigates algorithmic complexity of monadic multimodal predicate logics with equality over finite Kripke frames or classes of finite Kripke frames.
Rybakov, M.   +2 more
core   +1 more source

Generic Equality and Comparison for Common Lisp [PDF]

open access: yes, 2021
Several Common Lisp functions rely on the :test keyword to pass a predicate to be used in their operations. This is a satisfactory solution in most cases, yet, while writing algorithms and libraries it would be useful to have "hooks" in the type and ...
Antoniotti, Marco
core   +1 more source

Prolog: subsumption of equality axioms by the homogeneous form [PDF]

open access: yes, 1989
The paper analyses the application of the homogeneous form of PROLOG programs to programs with equality. It is shown that the transformation to homogeneous form directly subsumes the transitivity and predicate substitutivity axioms of equality ...
Elcock, E.W.
core   +1 more source

Yet another decision procedure for equality logic [PDF]

open access: yes, 2005
. We introduce a new decision procedure for Equality Logic. The procedure improves on Bryant and Velev’s sparse method [4] from CAV’00, in which each equality predicate is encoded with a Boolean variable, and then a set of transitivity constraints are ...
Ofer Strichman, Orly Meir
core   +1 more source

Mathematical foundations of epistemology based on experiments

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2015
The paper deals with basic prerequisites for the development of epistemology, which uses information concerning real experiments in the real world (with real objects).
Sergey M Krylov
doaj   +1 more source

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