Geodesic
Perturbation theorems for the matrix eigenvalue problem
Portugaliae mathematica, Tome 43 (1985) no. 1, pp. 69-76.

Voir la notice de l'article provenant de la source European Digital Mathematics Library

Keywords: perturbation of eigenvalues, spectral variation, eigenvalue, variation, global bounds, generalized eigenvalue problem, chordal, metric, gap, definite pairs 
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     author = {Elsner, L.},
     title = {Perturbation theorems for the matrix eigenvalue problem},
     journal = {Portugaliae mathematica},
     pages = {69--76},
     publisher = {mathdoc},
     volume = {43},
     number = {1},
     year = {1985},
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     zbl = {0579.15007},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1985__43_1_114545/}
}
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Elsner, L. Perturbation theorems for the matrix eigenvalue problem. Portugaliae mathematica, Tome 43 (1985) no. 1, pp. 69-76. http://geodesic.mathdoc.fr/item/PORMA_1985__43_1_114545/