QD

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Description

QD website  

This package is an older package that provides double-double (approximately 31-digit precision) and quad-double (approximately 62-digit precision) functionality. It is not thread-safe, but, unlike MPFUN2020, is available with both a Fortran-90 and a C++ high-level interface.

Environment Modules

Run module spider QD to find out what environment modules are available for this application.

System Variables

  • HPC_QD_DIR - installation directory