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mpreal

MPFR C++ (MPREAL): Multiple precision floating point arithmetic library for C++. Thread-safe, cross-platform (MSVC, GCC, ICC), one-header C++ library. Supports C++11 features if available, C++03 compatible otherwise.

homepage: https://github.com/advanpix/mpreal

Available installations

mpreal version Supported CPU targets Supported GPU targets EESSI version Module
3.7.2 generic: aarch64, x86_64
Arm: a64fx, neoverse_n1, neoverse_v1, nvidia/grace
AMD: zen2, zen3, zen4, zen5
Intel: haswell, skylake_avx512, sapphirerapids, icelake, cascadelake
(none) 2025.06 mpreal/3.7.2