Description

FeynOnium is a FeynCalc add-on that facilitates calculations in Nonrelativistic QCD (NRQCD) and potential Nonrelativistic QCD (pNRQCD)

Status

The current version of FeynOnium is for testing purposes only.

Requirements

FeynOnium is designed as an add-on for FeynCalc. To use it you need at least FeynCalc 9.3 (development version) and Mathematica 8.

Installation

Automatic installation

• Install the latest development 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[InstallFeynOniumDevelopmentVersion -> True]
  

If the above code fails with URLFetch::invhttp: SSL connect error (e.g. on Mathematica 9 under OS X), try

	ImportString[URLFetch["https://raw.githubusercontent.com/FeynCalc/feynonium/master/install.m"]]
	InstallFeynOnium[InstallFeynOniumDevelopmentVersion -> True]

Manual installation

• Create a directory FeynOnium inside

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

and put the source code there.

Usage

For usage information see the supplied examples.

Acknowledgments

If you use FeynOnium in you work, please cite

• N. Brambilla, H. S. Chung, V. Shtabovenko and A.Vairo, TUM-EFT 92/17, in preparation

License

• The code of FeynOnium is licensed under GNU GPLv3.