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20242026
most citedImproving performance of contour integral-based nonlinear eigensolvers with infinite GMRES

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math.NA2026

Linear convergence of iterative contour integral-based eigensolvers for nonlinear eigenvalue problems

Daniel Kressner, Yuqi Liu, Jose E. Roman +2

Solving nonlinear eigenvalue problems is an important and challenging task in scientific computing. Contour integral-based approaches are attractive for such eigenvalue problems be…