PYTHIA 8 Status Report
Torbj\"orn Sj\"ostrand
TL;DR
Pythia 8.1 is a new C++ version of the widely-used Pythia event generator, offering improved features and performance, with users encouraged to transition from the older Fortran-based Pythia 6.4.
Contribution
This paper reports the release of Pythia 8.1, a modern C++ rewrite of the popular event generator, replacing the legacy Fortran version.
Findings
Pythia 8.1 is fully functional and available for use.
Users are advised to transition from Pythia 6.4 to Pythia 8.1.
Pythia 6.4 will still be maintained for now.
Abstract
Pythia 8, the C++ rewrite of the commonly-used Pythia event generator, is now available in a first full-fledged version 8.1. The older Pythia 6.4 generator in Fortran 77 is still maintained, for now, but users are strongly recommended to try out and move to the new version as soon as feasible.
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Taxonomy
TopicsScientific Computing and Data Management