HYPRE is a library of high performance preconditioners and solvers featuring multigrid methods for the solution of large, sparse linear systems of equations on massively parallel computers.

For documentation, see our readthedocs page.

For information on code development, build requirements, publications, and more, see our Wiki page.

To install HYPRE, please see either the documentation or the file INSTALL.md.

An overview of the HYPRE release history can be found in the file CHANGELOG.

Support information can be found in the file SUPPORT.md.

HYPRE is distributed under the terms of both the MIT license and the Apache License (Version 2.0). Users may choose either license, at their option.

All new contributions must be made under both the MIT and Apache-2.0 licenses.

See LICENSE-MIT, LICENSE-APACHE, COPYRIGHT, and NOTICE for details.

SPDX-License-Identifier: (Apache-2.0 OR MIT)

LLNL-CODE-778117