Results 51 to 60 of about 1,862,843 (333)

The parton-level structure of e+e − to 2 jets at N3LO

open access: yesJournal of High Energy Physics, 2023
We investigate the quantum chromodynamics (QCD) corrections to hadronic final states in electron-positron collisions at O $$ \mathcal{O} $$ ( α s 3 $$ {\alpha}_s^3 $$ ) in the strong coupling constant α s . Namely, we analytically compute the total cross
Petr Jakubčík   +2 more
doaj   +1 more source

Demonstration of the Equivalence of Soft and Zero-Bin Subtractions [PDF]

open access: yes, 2007
Calculations of collinear correlation functions in perturbative QCD and Soft-Collinear Effective Theory (SCET) require a prescription for subtracting soft or zero-bin contributions in order to avoid double counting the contributions from soft modes.
Ahmad Idilbi   +3 more
core   +3 more sources

Modular control-loop detection [PDF]

open access: yes, 2006
This paper presents an efficient algorithm to detect control-loops in large finite-state systems. The proposed algorithm exploits the modular structure present in many models of practical relevance, and often successfully avoids the explicit ...
Malik, Petra, Malik, Robi
core   +2 more sources

An analysis of loop checking mechanisms for logic programs

open access: yesTheoretical Computer Science, 1991
All methods of detecting divergence in computations of logic programs have been based on excluding some kinds of repetitions by so called loop checking. Loop checking mechanisms are systematically studied by considering their soundness, completeness and relative strength.
Bol, Roland N.   +2 more
openaire   +2 more sources

Higher-Order Corrections in Threshold Resummation [PDF]

open access: yes, 2005
We extend the threshold resummation exponents G^N in Mellin-N space to the fourth logarithmic (N^3LL) order collecting the terms alpha_s^2 (alpha_s ln N)^n to all orders in the strong coupling constant as. Comparing the results to our previous three-loop
A. Vogt   +42 more
core   +2 more sources

The all-loop conjecture for integrands of reggeon amplitudes in N=4 $$ \mathcal{N}=4 $$ SYM

open access: yesJournal of High Energy Physics, 2018
In this paper we present the all-loop conjecture for integrands of Wilson line form factors, also known as reggeon amplitudes, in N=4 $$ \mathcal{N}=4 $$ SYM.
A. E. Bolshov   +2 more
doaj   +1 more source

On Redundancy Elimination Tolerant Scheduling Rules

open access: yes, 2000
In (Ferrucci, Pacini and Sessa, 1995) an extended form of resolution, called Reduced SLD resolution (RSLD), is introduced. In essence, an RSLD derivation is an SLD derivation such that redundancy elimination from resolvents is performed after each ...
Ferrucci, F., Pacini, G., Sessa, M. I.
core   +1 more source

Non-termination Analysis of Logic Programs with Integer arithmetics

open access: yes, 2011
In the past years, analyzers have been introduced to detect classes of non-terminating queries for definite logic programs. Although these non-termination analyzers have shown to be rather precise, their applicability on real-life Prolog programs is ...
Danny De Schreye   +5 more
core   +2 more sources

Gauge Consistent Wilson Renormalization Group II: Non-Abelian Case [PDF]

open access: yes, 1998
We give a wilsonian formulation of non-abelian gauge theories explicitly consistent with axial gauge Ward identitities. The issues of unitarity and dependence on the quantization direction are carefully investigated.
Capper O. M.   +6 more
core   +5 more sources

Loop checking in partial deduction

open access: yesThe Journal of Logic Programming, 1993
Although partial evaluation dates back to the 1970s, and was introduced into logic programming in the early 1980s, the topic only recently has attracted more substantial attention. In the framework of \textit{J. W. Lloyd} and \textit{J. C. Shepherdson} [J. Log. Program. 11, No. 3/4, 217-242 (1991; Zbl 0741.68030)], partial deduction, as it is called in
openaire   +2 more sources

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