Robert Falgout
Computational Mathematician
San Francisco Bay Area United States
Summary
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RockstarRobert Falgout is a computational mathematician with over three decades at Lawrence Livermore National Laboratory and 12 years of documented software engineering experience focused on high-performance scientific computing. Based in the San Francisco Bay Area, he contributes low-level C implementations and finite-element interfaces to hypre, a widely used parallel multigrid solver, and maintains Spack package support to ensure reproducible builds of scientific libraries. His work bridges applied numerical algorithms and practical tooling—improving solver performance while making advanced libraries easier to deploy. Colleagues can expect a blend of deep domain knowledge in sparse linear solvers and a pragmatic approach to integrating research-grade code into production workflows.
13 years of coding experience
Github Skills (14)
c1710
build-tools10
el10
hpc10
f10
c1110
package-management10
python10
scientific-computing10
c-library9
common-library9
api8
documentation8
autotools8
Programming languages (5)
Github contributions (5)
hypre-space/hypre
Jan 2014 - Jan 2023
Parallel solvers for sparse linear systems featuring multigrid methods.
Role in this project:
Backend Developer
Backend DeveloperContributions:7 releases, 793 reviews, 142 commits in 9 years 1 month
Contributions summary:Robert primarily contributed to the implementation of the `AddFEMBoxValues()` routines, indicating a focus on improving the finite element interface within the `SStruct` module. These changes involved modifying C code to add and integrate the new routines within existing structures, and likely impact the performance of the solver. The user also added functionality related to matrix and vector operations within the finite element context, which is evidenced by the changes in `HYPRE_sstruct_matrix.c` and `HYPRE_sstruct_vector.c` files. They further updated and maintained various hypre documentation aspects.
multigridradiusssnl-applicationsparallelsolvers
spack/spack
Oct 2021 - Dec 2022
A flexible package manager that supports multiple versions, configurations, platforms, and compilers.
Role in this project:Back-end Developer
Back-end DeveloperContributions:3 commits, 8 PRs, 4 comments in 1 year 2 months
Contributions summary:Robert primarily contributed to the Spack package manager by adding and updating support for the Hypre library. Their work involved adding new versions of Hypre and updating package definitions. The user modified the `package.py` file within the repository to include the latest Hypre releases, ensuring Spack could correctly build and manage them. This focused on integrating and maintaining the availability of specific scientific computing libraries.
compilerpackage-managerpythonspackhpc
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