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We present a new version 3.1 of the LanHEP software package. New features of the program include tools for the models with extra dimensions, implementation of the particle classes for FeynArts output and using templates with LanHEP…

High Energy Physics - Phenomenology · Physics 2010-05-12 A. Semenov

We present an application that automatically writes the Helas library corresponding to the Feynman rules of any Lagrangian, renormalizable or not, in quantum field theory. The code, written in Python, takes the Universal FeynRules Output as…

High Energy Physics - Phenomenology · Physics 2012-08-02 Priscila de Aquino , William Link , Fabio Maltoni , Olivier Mattelaer , Tim Stelzer

The format defined by the SUSY Les Houches Accord (SLHA) is widely used in high energy physics to store and exchange information. It is no longer applied only to a few supersymmetric models, but the general structure is adapted to all kind…

High Energy Physics - Phenomenology · Physics 2019-06-26 Florian Staub

We present libsharp, a code library for spherical harmonic transforms (SHTs), which evolved from the libpsht library, addressing several of its shortcomings, such as adding MPI support for distributed memory systems and SHTs of fields with…

Computational Physics · Physics 2015-06-15 Martin Reinecke , Dag Sverre Seljebotn

The sensitivity analysis and validation of simulation models require specific approaches in the case of spatial models. We describe the spatialdata scala library providing such tools, including synthetic generators for urban configurations…

Applications · Statistics 2020-07-22 Juste Raimbault , Julien Perret , Romain Reuillon

micrOMEGAs is a code to compute dark matter observables in generic extensions of the standard model. This new version of micrOMEGAs is a major update which includes a generalization of the Boltzmann equations to accommodate models with…

High Energy Physics - Phenomenology · Physics 2015-06-15 G. Belanger , F. Boudjema , A. Pukhov , A. Semenov

CalcHEP is a package for computation of Feynman diagrams and integration over multi-particle phase space. The main idea prescribed into CalcHEP is to make available passing on from Lagrangians to the final distributions effectively with a…

High Energy Physics - Phenomenology · Physics 2009-10-21 Alexander Pukhov

This paper describes the PySLHA package, a Python language module and program collection for reading, writing and visualising SUSY model data in the SLHA format. PySLHA can read and write SLHA data in a very general way, including the…

High Energy Physics - Phenomenology · Physics 2015-07-30 Andy Buckley

We present a framework for performing a comprehensive analysis of a large class of supersymmetric models, including spectrum calculation, dark matter studies and collider phenomenology. To this end, the respective model is defined in an…

High Energy Physics - Phenomenology · Physics 2015-05-30 Florian Staub , Thorsten Ohl , Werner Porod , Christian Speckner

We present a new version 3.2 of the LanHEP software package. New features include UFO output, color sextet particles and new substutution techniques which allow to define new routines.

Computational Physics · Physics 2014-12-17 A. Semenov

The LanHEP program for Feynman rules generation in momentum representation is presented. It reads the Lagrangian written in a compact form, close to the one used in publications. It means that Lagrangian terms can be written with summation…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. V. Semenov

We consider the general problem of derivation of the Feynman rules for the matrix elements in momentum representation from the given Lagrangian in coordinate space invariant under the transformation of some gauge group. LanHEP package…

High Energy Physics - Phenomenology · Physics 2008-02-03 A. V. Semenov

Various fields of science and engineering rely on linear algebra for large scale data analysis, modeling and simulation, machine learning, and other applied problems. Linear algebra computations often dominate the execution time of such…

Mathematical Software · Computer Science 2014-08-07 Boyana Norris , Sa-Lin Bernstein , Ramya Nair , Elizabeth Jessup

The LanHEP program version 3.0 for Feynman rules generation from the Lagrangian is described. It reads the Lagrangian written in a compact form, close to the one used in publications. It means that Lagrangian terms can be written with…

High Energy Physics - Phenomenology · Physics 2014-11-18 A. Semenov

SModelS is an automatized tool enabling the fast interpretation of simplified model results from the LHC within any model of new physics respecting a $\mathbb{Z}_2$ symmetry. In this contribution, we report on two important updates of…

These lecture notes describe the micrOMEGAs code for the calculation of Dark Matter observables in extensions of the standard model.

High Energy Physics - Phenomenology · Physics 2014-02-05 G. Belanger , F. Boudjema , A. Pukhov

Low-rank adaptations (LoRA) are often employed to fine-tune large language models (LLMs) for new tasks. This paper investigates LoRA composability for cross-task generalization and introduces LoraHub, a simple framework devised for the…

Computation and Language · Computer Science 2024-08-20 Chengsong Huang , Qian Liu , Bill Yuchen Lin , Tianyu Pang , Chao Du , Min Lin

Spatial computing architectures pose an attractive alternative to mitigate control and data movement overheads typical of load-store architectures. In practice, these devices are rarely considered in the HPC community due to the steep…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-04-23 Tiziano De Matteis , Johannes de Fine Licht , Torsten Hoefler

micrOMEGAs is a code to compute dark matter observables in generic extensions of the standard model. This version of micrOMEGAs includes a generalization of the Boltzmann equations to take into account the possibility of two dark matter…

High Energy Physics - Phenomenology · Physics 2015-05-20 G. Belanger , F. Boudjema , A. Pukhov , A. Semenov

SARAH is a Mathematica package for building and studying supersymmetric models. It calculates for a given superpotential and gauge sector the full Lagrangian of a model. With the new version of SARAH it is possible to calculate…

High Energy Physics - Phenomenology · Physics 2010-04-22 Florian Staub
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