Results 41 to 50 of about 14,639 (283)

Infinitary lambda calculus

open access: yesTheoretical Computer Science, 1997
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Kennaway, J.R.   +3 more
openaire   +1 more source

Counting and Generating Terms in the Binary Lambda Calculus (Extended version) [PDF]

open access: yes, 2014
In a paper entitled Binary lambda calculus and combinatory logic, John Tromp presents a simple way of encoding lambda calculus terms as binary sequences.
Grygiel, Katarzyna, Lescanne, Pierre
core   +7 more sources

Hereditary Substitution for the λΔ-Calculus [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2013
Hereditary substitution is a form of type-bounded iterated substitution, first made explicit by Watkins et al. and Adams in order to show normalization of proof terms for various constructive logics.
Harley Eades, Aaron Stump
doaj   +1 more source

The permutative lambda calculus

open access: yes, 2012
We introduce the permutative lambda-calculus, an extension of lambda-calculus with three equations and one reduction rule for permuting constructors, generalising many calculi in the literature, in particular Regnier's sigma-equivalence and Moggi's assoc-equivalence. We prove confluence modulo the equations and preservation of beta-strong normalisation (
Accattoli, Beniamino, Kesner, Delia
openaire   +3 more sources

Minimal lambda-theories by ultraproducts [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2013
A longstanding open problem in lambda calculus is whether there exist continuous models of the untyped lambda calculus whose theory is exactly the least lambda-theory lambda-beta or the least sensible lambda-theory H (generated by equating all the ...
Antonio Bucciarelli   +2 more
doaj   +1 more source

Quantum Lambda Calculus [PDF]

open access: yes, 2009
The lambda calculus, developed in the 1930’s by Church and Curry, is a formalism for expressing higher-order functions. In a nutshell, a higher-order function is a function that inputs or outputs a “black box”, which is itself a (possibly higher-order) function. Higher-order functions are a computationally powerful tool. Indeed, the pure untyped lambda
Peter Selinger, Benoît Valiron
openaire   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

An estimation for the lengths of reduction sequences of the $\lambda\mu\rho\theta$-calculus [PDF]

open access: yesLogical Methods in Computer Science, 2018
Since it was realized that the Curry-Howard isomorphism can be extended to the case of classical logic as well, several calculi have appeared as candidates for the encodings of proofs in classical logic.
Péter Battyányi, Karim Nour
doaj   +1 more source

EDNRB‐dependent endothelin signaling reduces proliferation and promotes proneural‐to‐mesenchymal transition in gliomas

open access: yesMolecular Oncology, EarlyView.
Glioma cells mainly express the endothelin receptor EDNRB, while EDNRA is restricted to a perivascular tumor subpopulation. Endothelin signaling reduces glioma cell proliferation while promoting migration and a proneural‐to‐mesenchymal transition associated with poor prognosis. This pathway activates Ca2+, K+, ERK, and STAT3 signalings and is regulated
Donovan Pineau   +36 more
wiley   +1 more source

Infinitary $\lambda$-Calculi from a Linear Perspective (Long Version) [PDF]

open access: yes, 2016
We introduce a linear infinitary $\lambda$-calculus, called $\ell\Lambda_{\infty}$, in which two exponential modalities are available, the first one being the usual, finitary one, the other being the only construct interpreted coinductively. The obtained
Lago, Ugo Dal
core   +4 more sources

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