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On Conjugate Gradient Type Methods and Polynomial Preconditioners for a Class of Complex Non-Hermitian Matrices.

Roland Freund — 1990

Numerische Mathematik

On a Class of Chebyshev Approximation Problems Which Arise in Connection with a Conjugate Gradient Type Method.

Stephan Ruscheweyh;  Roland Freund — 1986

Numerische Mathematik

QMR: a quasi-minimal residual method for non-Hermitian linear systems.

Roland W. Freund;  N.M. Nachtigall

Numerische Mathematik

A look-ahead algorithm for the solution of general Hankel systems.

Roland W. Freund;  Hongyuan Zha — 1993

Numerische Mathematik

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Document types

  • 4 Article

Journals

  • 4 Numerische Mathematik

Years

  • 1 1993
  • 1 1990
  • 1 1986

Authors

  • 2 Freund, R
  • 2 Freund, RW
  • 1 Nachtigall, NM
  • 1 Ruscheweyh, S
  • 1 Zha, H
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