Description

FeynOnium is a FeynCalc add-on that facilitates calculations in Nonrelativistic Effective Field Theories (NREFTs) in particular Nonrelativistic QCD (NRQCD) and potential Nonrelativistic QCD (pNRQCD)

Requirements

FeynOnium is designed as an add-on for FeynCalc. To use it you need at least FeynCalc 9.3 and Mathematica 8. Many of the supplied examples also require the FeynHelpers(https://github.com/FeynCalc/feynhelpers) add-on.

Installation

Automatic installation

• Install the latest stable version of FeynCalc according to the instructions in the wiki

• Run the following instruction in a Kernel or Notebook session of Mathematica

   Import["https://raw.githubusercontent.com/FeynCalc/feynonium/master/install.m"]
   InstallFeynOnium[]
  

Manual installation

• Create a directory with the name FeynOnium inside

	FileNameJoin[{$UserBaseDirectory, "Applications", "FeynCalc", "AddOns"}]

and put the source code there.

Usage

For usage information see the accompanying publication.

Acknowledgments

If you use FeynOnium in you work, please cite

• N. Brambilla, H. S. Chung, V. Shtabovenko and A. Vairo, arXiv:2006.15451

License

• The code of FeynOnium is licensed under GNU GPLv3.