References
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V. A. Paludetto Magri, A. Franceschini, M. Ferronato, and C. Janna, Multilevel approaches for FSAI preconditioning. Numerical Linear Algebra with Applications, 2018.
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A. Franceschini, V. Magri Paludetto, M. Ferronato and C. Janna A robust multilevel approximate inverse preconditioner for symmetric positive definite matrices. SIAM Journal on Matrix Analysis and Applications, 39, pp. 123–147, 2018.
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M. Bernaschi, M. Bisson, C. Fantozzi, and C. Janna. A FSAI preconditioned conjugate gradient solver on GPUs. SIAM Journal of Scientific Computing, 38, pp. C53-C72, 2016.
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C. Janna, M. Ferronato and G. Gambolati. The use of supernodes in factored sparse approximate inverse preconditioning. SIAM Journal of Scientific Computing, 37, pp. C72-C94, 2015.
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C. Janna, N. Castelletto and M. Ferronato. The effect of graph partitioning techniques on parallel Block FSAI preconditioning: a computational study. Numerical Algorithms, 68 (4), pp. 813-836, 2015. DOI: 10.1007/s11075-014-9873-5.
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C. Janna, M. Ferronato, F. Sartoretto and G. Gambolati. FSAIPACK: a software package for high performance Factored Sparse Approximate Inverse preconditioning. ACM Transactions on Mathematical Software, Vol. 41, N. 2, Art. 10, 2015.