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math.NA2019
Calculating the minimal/maximal eigenvalue of symmetric parametrized matrices using projection
Koen Ruymbeek, Karl Meerbergen, Wim Michiels
In applications of linear algebra including nuclear physics and structural dynamics, there is a need to deal with uncertainty in the matrices. We focus on matrices that depend on a…
math.NA2019★ 5 cited
A multishift, multipole rational QZ method with aggressive early deflation
Thijs Steel, Daan Camps, Karl Meerbergen +1
The rational QZ method generalizes the QZ method by implicitly supporting rational subspace iteration. In this paper we extend the rational QZ method by introducing shifts and pole…