Andrei Draganescu

16 papers A 1Misc 1Journal 14

Year	Rank	Type	Title / Venue / Authors
2025	J	`jnl`	Sharp estimates for the convergence rate of Orthomin(k) for a class of linear systems. J. Comput. Appl. Math. Andrei Draganescu, Florin Spinu
2025	J	`jnl`	Sufficient conditions for strong discrete maximum principles in finite element solutions of linear and semilinear elliptic equations. CoRR Andrei Draganescu, L. Ridgway Scott
2022	J	`jnl`	Optimal order multigrid preconditioners for the distributed control of parabolic equations with coarsening in space and time. Optim. Methods Softw. Andrei Draganescu, Mona Hajghassem
2021	J	`jnl`	Algebraic multigrid preconditioning of the Hessian in optimization constrained by a partial differential equation. Numer. Linear Algebra Appl. Andrew T. Barker, Andrei Draganescu
2021	J	`jnl`	Testing homogeneity of several normal population means based on an interval hypothesis. Commun. Stat. Simul. Comput. Junyong Park, Andrei Draganescu
2020	J	`jnl`	A Note on Multigrid Preconditioning for Fractional PDE-Constrained Optimization Problems. CoRR Harbir Antil, Andrei Draganescu, Kiefer Green
2020	J	`jnl`	Algebraic multigrid preconditioning of the Hessian in PDE-constrained optimization. CoRR Andrew T. Barker, Andrei Draganescu
2019	J	`jnl`	Multigrid Preconditioners for the Newton-Krylov Method in the Optimal Control of the Stationary Navier-Stokes Equations. SIAM J. Numer. Anal. Ana Maria Soane, Andrei Draganescu
2016	J	`jnl`	Optimal-Order Preconditioners for Linear Systems Arising in the Semismooth Newton Solution of a Class of Control-Constrained Problems. SIAM J. Matrix Anal. Appl. Andrei Draganescu, Jyoti Saraswat
2014	J	`jnl`	Multigrid preconditioning of linear systems for semi-smooth Newton methods applied to optimization problems constrained by smoothing operators. Optim. Methods Softw. Andrei Draganescu
2013	J	`jnl`	Multigrid solution of a distributed optimal control problem constrained by the Stokes equations. Appl. Math. Comput. Andrei Draganescu, Ana Maria Soane
2012	J	`jnl`	Multigrid Preconditioning of Linear Systems for Interior Point Methods Applied to a Class of Box-constrained Optimal Control Problems. SIAM J. Numer. Anal. Andrei Draganescu, Cosmin G. Petra
2008	J	`jnl`	Optimal order multilevel preconditioners for regularized ill-posed problems. Math. Comput. Andrei Draganescu, Todd F. Dupont
2006	Misc	`conf`	Inversion of Airborne Contaminants in a Regional Model. International Conference on Computational Science (3) Volkan Akcelik, George Biros, Andrei Draganescu, Omar Ghattas, Judith C. Hill, Bart G. van Bloemen Waanders
2005	A	`conf`	Dynamic Data-Driven Inversion For Terascale Simulations: Real-Time Identification Of Airborne Contaminants. SC Volkan Akcelik, George Biros, Andrei Draganescu, Judith C. Hill, Omar Ghattas, Bart G. van Bloemen Waanders
2005	J	`jnl`	Failure of the discrete maximum principle for an elliptic finite element problem. Math. Comput. Andrei Draganescu, Todd F. Dupont, L. Ridgway Scott