cff-version: 1.2.0
message: "If you use FERAL in academic work, please cite it as below."
title: "FERAL: Factored Error-Resistant Algebra Library"
abstract: >-
A pure-Rust sparse symmetric indefinite linear solver with certified
inertia counts, built as a clean-room replacement for MUMPS in
interior-point optimization workloads.
type: software
authors:
- family-names: Kitchin
given-names: John R.
email: jkitchin@andrew.cmu.edu
affiliation: Carnegie Mellon University
orcid: "https://orcid.org/0000-0003-2625-9232"
version: 0.3.0
date-released: 2026-05-13
license: MIT
repository-code: "https://github.com/jkitchin/feral"
url: "https://github.com/jkitchin/feral"
keywords:
- sparse-linear-algebra
- direct-solver
- LDLT
- symmetric-indefinite
- multifrontal
- interior-point
- KKT
- rust