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crates.io "modesolver" keyword

eigs-rs
eigs-rs was moved to eigs: https://crates.io/crates/eigs
2 versions - Latest release: 4 days ago - 2.44 thousand downloads total - 4 stars on GitHub - 1 maintainer
eigs 0.0.3
Find Eigenvalues and Eigenvectors with Rust using UMFPACK + ARPACK
3 versions - Latest release: over 2 years ago - 4 thousand downloads total - 3 stars on GitHub - 1 maintainer