Results 21 to 30 of about 791 (171)

Natural Transformations as Rewrite Rules and Monad Composition [PDF]

open access: yesLogical Methods in Computer Science, 2019
Eklund et al. (2002) present a graphical technique aimed at simplifying the verification of various category-theoretic constructions, notably the composition of monads. In this note we take a different approach involving string rewriting.
Dexter Kozen
doaj   +1 more source

Quotient-Comprehension Chains [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2015
Quotients and comprehension are fundamental mathematical constructions that can be described via adjunctions in categorical logic. This paper reveals that quotients and comprehension are related to measurement, not only in quantum logic, but also in ...
Kenta Cho   +3 more
doaj   +1 more source

A Linear/Producer/Consumer Model of Classical Linear Logic [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2015
This paper defines a new proof- and category-theoretic framework for classical linear logic that separates reasoning into one linear regime and two persistent regimes corresponding to ! and ?.
Jennifer Paykin, Steve Zdancewic
doaj   +1 more source

An axiomatic approach to forcing and generic extensions

open access: yesComptes Rendus. Mathématique, 2020
This paper provides a conceptual analysis of forcing and generic extensions. Our goal is to give general axioms for the concept of standard forcing-generic extension and to show that the usual (poset) constructions are unified and explained as ...
Freire, Rodrigo A.
doaj   +1 more source

On the Topological Dynamics of Dynamical Manifolds and Their Fundamental Group

open access: yesJournal of Mathematics, 2021
The paper aims to deduce the relation between the category of topology and algebra from viewpoint of geometry and dynamical system. We introduce and define a dynamical manifold as a manifold associated with a time parameter.
M. Abu-Saleem, Omar Almallah
doaj   +1 more source

The Expectation Monad in Quantum Foundations [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2012
The expectation monad is introduced abstractly via two composable adjunctions, but concretely captures measures. It turns out to sit in between known monads: on the one hand the distribution and ultrafilter monad, and on the other hand the continuation ...
Bart Jacobs, Jorik Mandemaker
doaj   +1 more source

Relational Algebra by Way of Adjunctions [PDF]

open access: yes, 2018
Bulk types such as sets, bags, and lists are monads, and therefore support a notation for database queries based on comprehensions. This fact is the basis of much work on database query languages.
Wu, N   +7 more
core   +1 more source

Linear usage of state [PDF]

open access: yesLogical Methods in Computer Science, 2014
We investigate the phenomenon that "every monad is a linear state monad". We do this by studying a fully-complete state-passing translation from an impure call-by-value language to a new linear type theory: the enriched call-by-value calculus.
Rasmus Ejlers Møgelberg, Sam Staton
doaj   +1 more source

General affine adjunctions, Nullstellensätze, and dualities [PDF]

open access: yes, 2014
We develop an abstract categorical framework that generalises the classical "system-solution" adjunction in algebraic geometry, proving that such adjunctions take place in a multitude of contexts.
Caramello, O., Spada, L., Marra, V.
core   +1 more source

Homotopy theory of modules over diagrams of rings

open access: yesProceedings of the American Mathematical Society, Series B, 2014
Given a diagram of rings, one may consider the category of modules over them. We are interested in the homotopy theory of categories of this type: given a suitable diagram of model categories ℳ(𝓈) (as 𝓈 runs through the diagram ...
J. P. C. Greenlees, B. Shipley
doaj   +1 more source

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