On monotonic estimates of the norm of the minimizers of regularized quadratic functions in Krylov spaces

We show that the minimizers of regularized quadratic functions restricted to their natural Krylov spaces increase in Euclidean norm as the spaces expand.

Dades bibliogràfiques
Autors principals: Cartis, C, Gould, NIM, Lange, M
Format: Journal article
Idioma:English
Publicat: Springer Nature 2019
Descripció
Sumari:We show that the minimizers of regularized quadratic functions restricted to their natural Krylov spaces increase in Euclidean norm as the spaces expand.