How To Install HepMC3 on CentOS 7

In this tutorial we learn how to install HepMC3 on CentOS 7. HepMC3 is C++ Event Record for Monte Carlo Generators

Introduction

In this tutorial we learn how to install HepMC3 on CentOS 7.

What is HepMC3

The HepMC3 package is an object oriented, C++ event record for High Energy Physics Monte Carlo generators and simulation, described in A. Buckley et al., “The HepMC3 Event Record Library for Monte Carlo Event Generators” Comput.Phys.Commun. 260 (2021) 107310, arxiv Dobbs and J.B. Hansen described in “The HepMC C++ Monte Carlo event record for High Energy Physics” (Comput. Phys. Commun. 134 (2001) 41). In the version 3 the package has undergone several modifications and in particular, the latest HepMC3 series is a completely new re-write using currently available C++11 techniques, and have out-of-the-box interfaces for the widely used in HEP community ROOT and Python.

We can use yum or dnf to install HepMC3 on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install HepMC3.

Install HepMC3 on CentOS 7 Using yum

Update yum database with yum using the following command.

sudo yum makecache

After updating yum database, We can install HepMC3 using yum by running the following command:

sudo yum -y install HepMC3

Install HepMC3 on CentOS 7 Using dnf

If you don’t have dnf installed you can install DNF on CentOS 7 first. Update yum database with dnf using the following command.

sudo dnf makecache

After updating yum database, We can install HepMC3 using dnf by running the following command:

sudo dnf -y install HepMC3

How To Uninstall HepMC3 on CentOS 7

To uninstall only the HepMC3 package we can use the following command:

sudo dnf remove HepMC3

References

Summary

In this tutorial we learn how to install HepMC3 on CentOS 7 using yum and dnf.