Publications de
Daniel Ruiz, Annick Sartenaer, Charlotte Tannier
Refining the lower bound on the positive eigenvalues of saddle point matrices with insights on the interactions between the blocks
Dans : SIAM Journal on Matrix Analysis and Applications, Society for Industrial and Applied Mathematics (SIAM), USA, Vol. 39 N. 2, p. 712-736, 2018.
Daniel Ruiz, Annick Sartenaer, Charlotte Tannier
A refined lower bound on the positive eigenvalues of saddle-point matrices that incorporates specific information from the interactions between the blocks
Dans : Householder Symposium XX on Numerical Linear Algebra, Virginia Tech., Blacksburg, Virginia, USA, 18/06/17-23/06/17.
Daniel Ruiz, Annick Sartenaer, Charlotte Tannier
Refining the bounds from Rusten-Winther with insights on the interaction between the blocks (Hessian vs Constraints) in KKT systems
Dans : Int. Conf. on Continuous Optimization of the Mathematical Optimization Society (ICCOPT), Tokyo, Japan, 06/08/16-11/08/16.
Daniel Ruiz, Annick Sartenaer, Charlotte Tannier
Using partial spectral information for block-diagonal preconditioning of saddle-point systems
Dans : Householder Symposium XIX, Spa, Belgium, 08/06/14-13/06/14.
Daniel Ruiz, Annick Sartenaer, Charlotte Tannier
Using partial spectral information for block-diagonal preconditioning of saddle-point systems
Dans : SIAM Conference on Optimization, San Diego, USA, 19/05/14-22/05/14.