Results 51 to 60 of about 67,082 (308)

Thin Games with Symmetry and Concurrent Hyland-Ong Games [PDF]

open access: yesLogical Methods in Computer Science, 2019
We build a cartesian closed category, called Cho, based on event structures. It allows an interpretation of higher-order stateful concurrent programs that is refined and precise: on the one hand it is conservative with respect to standard Hyland-Ong ...
Simon Castellan   +2 more
doaj   +1 more source

A teaching and support tool for building formal models of graphical user-interfaces

open access: yes, 1995
In this paper we propose the design of a tool that will allow the construction of a formal, textual description of a software system even if it has a graphical user-interface as a component.
Reeves, Steve
core   +1 more source

The Pebble-Relation Comonad in Finite Model Theory [PDF]

open access: yesLogical Methods in Computer Science
The pebbling comonad, introduced by Abramsky, Dawar and Wang, provides a categorical interpretation for the k-pebble games from finite model theory.
Yoàv Montacute, Nihil Shah
doaj   +1 more source

Applicable Mathematics in a Minimal Computational Theory of Sets [PDF]

open access: yesLogical Methods in Computer Science, 2018
In previous papers on this project a general static logical framework for formalizing and mechanizing set theories of different strength was suggested, and the power of some predicatively acceptable theories in that framework was explored.
Arnon Avron, Liron Cohen
doaj   +1 more source

Completions of Kleene's second model [PDF]

open access: yesLogical Methods in Computer Science
We investigate completions of partial combinatory algebras (pcas), in particular of Kleene's second model $\mathcal{K}_2$ and generalizations thereof. We consider weak and strong notions of embeddability and completion that have been studied before in ...
Sebastiaan A. Terwijn
doaj   +1 more source

Deciding Equations in the Time Warp Algebra [PDF]

open access: yesLogical Methods in Computer Science
Join-preserving maps on the discrete time scale $\omega^+$, referred to as time warps, have been proposed as graded modalities that can be used to quantify the growth of information in the course of program execution. The set of time warps forms a simple
Sam van Gool   +3 more
doaj   +1 more source

Computability of 1-manifolds [PDF]

open access: yesLogical Methods in Computer Science, 2014
A semi-computable set S in a computable metric space need not be computable. However, in some cases, if S has certain topological properties, we can conclude that S is computable.
Konrad Burnik, Zvonko Iljazovic
doaj   +1 more source

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Unsolvability Cores in Classification Problems [PDF]

open access: yesLogical Methods in Computer Science, 2014
Classification problems have been introduced by M. Ziegler as a generalization of promise problems. In this paper we are concerned with solvability and unsolvability questions with respect to a given set or language family, especially with cores of ...
Hermann K. -G. Walter, Ulrike Brandt
doaj   +1 more source

Phosphoinositides and inositol phosphates as molecular glues

open access: yesFEBS Letters, EarlyView.
Inositol phosphates (IPs) and phosphoinositides (PIPs) regulate diverse eukaryotic processes. Beyond recruiting signaling proteins or acting as structural cofactors, recent studies suggest they mediate protein–protein interactions as natural molecular glues.
Aleshia Seaton‐Terry   +9 more
wiley   +1 more source

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