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Repeated eigenvectors and the numerical range of self-adjoint quadratic operator polynomials

✍ Scribed by Peter Lancaster; Alexander S. Markus; Panayiotis Psarrakos


Publisher
SP Birkhäuser Verlag Basel
Year
2002
Tongue
English
Weight
440 KB
Volume
44
Category
Article
ISSN
0378-620X

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📜 SIMILAR VOLUMES


The computation of eigenvalues and eigen
✍ E.K. Blum 📂 Article 📅 1967 🏛 Elsevier Science 🌐 English ⚖ 307 KB

If A is a completely continuous self-adjoint operator on a Hilbert space, its eigen= values are the values of the inner product (Ax, x) at stationary points on the unit sphere. Gradient procedures can be used to determine eigenvectors and eigenvalues provided that certain regularity conditions hold