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.

Библиографические подробности
Главные авторы: Cartis, C, Gould, NIM, Lange, M
Формат: Journal article
Язык:English
Опубликовано: Springer Nature 2019
Описание
Итог:We show that the minimizers of regularized quadratic functions restricted to their natural Krylov spaces increase in Euclidean norm as the spaces expand.