pyCollier

Python interface for COLLIER Fortran library. Not all COLLIER functions are available yet. Please open an issue if you want any specific function to be implemented.

The pyCollier team

pyCollier is developed by Henning Bahl, Johannes Braathen, Martin Gabelmann, and Georg Weiglein.

Installation

Go to main directory and type

pip install .

Usage

After installation, you should be able to load pyCollier via

import pyCollier

Then you can calculate loop functions e.g. via

pyCollier.A0(125**2)

API documentation

A detailed API documentation is available here.

Dockerimage

To build a docker image run the following from within the repositories root directory:

docker build -t pycollier .

Example usage:

docker run --rm pycollier python -c 'from pyCollier import c0; print(c0(0,0,0,1,1,1))'

References

Please cite

@article{Denner:2016kdg,
    author = "Denner, Ansgar and Dittmaier, Stefan and Hofer, Lars",
    title = "{Collier: a fortran-based Complex One-Loop LIbrary in Extended Regularizations}",
    eprint = "1604.06792",
    archivePrefix = "arXiv",
    primaryClass = "hep-ph",
    reportNumber = "FR-PHENO-2016-003, ICCUB-16-016",
    doi = "10.1016/j.cpc.2016.10.013",
    journal = "Comput. Phys. Commun.",
    volume = "212",
    pages = "220--238",
    year = "2017"
}

when you use pyCollier.