
CutTools
 Referenced in 102 articles
[sw07230]
 reduction method to compute oneloop amplitudes. We present a program that implements ... scalar integrals from a user defined (sub)amplitude or Feynman Diagram, as well...

BlackHat
 Referenced in 73 articles
[sw10450]
 shell methods for oneloop amplitudes. We present the first results from BlackHat, an automated ... program for calculating oneloop amplitudes. The program implements the unitarity method and onshell ... recursion to construct amplitudes. As input to the calculation, it uses compact analytic formulæ ... tree amplitudes for fourdimensional helicity states. The program performs all related computations numerically...

FeynArts
 Referenced in 115 articles
[sw06474]
 generation and visualization of Feynman diagrams and amplitudes. It started...

FeynCalc
 Referenced in 69 articles
[sw07022]
 Feyn Calc  Computeralgebraic calculation of Feynman amplitudes. We present the computer program Feyn Calc ... automatic algebraic calculation of Feynman amplitudes. The purpose of the package is to facilitate...

SAMURAI
 Referenced in 28 articles
[sw09145]
 Scattering amplitudes from unitaritybased reduction algorithm at the integrandlevel. SAMURAI is a tool ... loop corrections to any scattering amplitudes within the dimensionalregularization scheme. It is based ... diagrams or as product of treelevel amplitudes. We discuss some applications, among which...

PHEGAS
 Referenced in 31 articles
[sw02242]
 algorithm, capable to efficiently integrate the squared amplitude of any scattering process, is presented ... program, PHEGAS, which, using HELAC, a helicity amplitude computational package, can be used for automatic...

two loop amplitudes
 Referenced in 25 articles
[sw25063]
 Local integrand representations of all twoloop amplitudes in planar SYM. We use generalized unitarity ... invariant formulae for all twoloop scattering amplitudes in planar, maximally supersymmetric YangMills theory...

HELAC
 Referenced in 29 articles
[sw09543]
 HELAC: A package to compute electroweak helicity amplitudes. HELAC is a FORTRAN based package that ... able to compute efficiently helicity amplitudes for arbitrary scattering processes within the standard electroweak theory...

GoSam
 Referenced in 27 articles
[sw07310]
 automated calculation of oneloop amplitudes for multiparticle processes in renormalizable quantum field theories ... amplitudes, which are generated in terms of Feynman diagrams, can be reduced using either...

positroids
 Referenced in 26 articles
[sw25868]
 Positroids, Plabic Graphs, and Scattering Amplitudes in Mathematica. The many intricate connections between scattering amplitudes...

MadEvent
 Referenced in 31 articles
[sw07194]
 relevant subprocesses, generates both the amplitudes and the mappings needed for an efficient integration over...

ECHO
 Referenced in 26 articles
[sw22269]
 novel test on the propagation of large amplitude circularly polarized Alfven waves. In particular...

NGluon
 Referenced in 18 articles
[sw06832]
 package to calculate oneloop multigluon amplitudes. We present a computer library ... numerical evaluation of colourordered ngluon amplitudes at oneloop order in pure Yang...

Golem95
 Referenced in 25 articles
[sw00371]
 nexttoleading order corrections to scattering amplitudes in elementary particle physics. Solution method: Tensor...

HELAS
 Referenced in 12 articles
[sw09542]
 HELAS: HELicity amplitude subroutines for Feynman diagram evaluations. HELAS is a set of the FORTRAN ... subroutines which enable to compute the helicity amplitude of an arbitrary tree level Feynman diagram ... FORTRAN program to calculate the helicity amplitude of a given process by calling the HELAS ... subroutines. The example of evaluating the helicity amplitude of the process W+W→t anti...

PSS
 Referenced in 22 articles
[sw12095]
 obtaining superstring effective actions from the scattering amplitudes computed with the pure spinor formalism...

fdasrvf
 Referenced in 22 articles
[sw19668]
 analysis of functional data through phase and amplitude separation...

HELAC1LOOP
 Referenced in 22 articles
[sw24722]
 numerically evaluating QCD virtual corrections to scattering amplitudes. A detailed presentation of the algorithm...

O'Mega
 Referenced in 15 articles
[sw07195]
 Mega, a new optimizing compiler for tree amplitudes in quantum field theory, and briefly describe ... most efficient code currently available for scattering amplitudes for many polarized particles in the Standard...

BASES/SPRING
 Referenced in 20 articles
[sw14794]
 numerical evaluation of interference effects among various amplitudes. Besides these changes, its program structure...