Media Summary: This talk consists of two parts, one elementary and one related to the solution of complicated systems of evolutionary partial ... We present a novel approach to the solution of time-dependent PDEs via the so-called monolithic or all-at-once formulation. The increasing penetration of renewable generation, large-scale transmission networks, and multi-reservoir hydro cascades has ...

Andy Wathen Preconditioning For Parallel - Detailed Analysis & Overview

This talk consists of two parts, one elementary and one related to the solution of complicated systems of evolutionary partial ... We present a novel approach to the solution of time-dependent PDEs via the so-called monolithic or all-at-once formulation. The increasing penetration of renewable generation, large-scale transmission networks, and multi-reservoir hydro cascades has ... Nondeterminism is a key complication in programming multicore systems. Previous approaches to coping with it have focused on ...

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Andy Wathen: Preconditioning for Parallel-in-time
Andy Wathen: Parallel preconditioning for time-dependent PDEs and PDE control
Preconditioned iterative solution of non-symmetric linear systems - Andy Wathen, July 6, 2022
Colloquio De Giorgi - Andrew Wathen - Numerical solutions methods for problems... - 24 maggio 2022
GMRES preconditioning
A universal parallel predictor algorithm of arbitrarily high-order for implicit methods.
From Parallel-in-Time to Full Space-Time Parallelization
Scalable Large-Scale Short-Term Day-Ahead Hydrothermal Scheduling, Renewables, ESS, Load Shedding
Parallel-in-Time Preconditioner for Optimal Control Problems
On parallel algebraic multilevel preconditioner with approximate inversion by basis matrix method
Improving Parallel Programmability with Determinism
Preconditioning
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Andy Wathen: Preconditioning for Parallel-in-time

Andy Wathen: Preconditioning for Parallel-in-time

This talk consists of two parts, one elementary and one related to the solution of complicated systems of evolutionary partial ...

Andy Wathen: Parallel preconditioning for time-dependent PDEs and PDE control

Andy Wathen: Parallel preconditioning for time-dependent PDEs and PDE control

We present a novel approach to the solution of time-dependent PDEs via the so-called monolithic or all-at-once formulation.

Preconditioned iterative solution of non-symmetric linear systems - Andy Wathen, July 6, 2022

Preconditioned iterative solution of non-symmetric linear systems - Andy Wathen, July 6, 2022

A talk by

Colloquio De Giorgi - Andrew Wathen - Numerical solutions methods for problems... - 24 maggio 2022

Colloquio De Giorgi - Andrew Wathen - Numerical solutions methods for problems... - 24 maggio 2022

Andrew Wathen

GMRES preconditioning

GMRES preconditioning

Main idea of left

A universal parallel predictor algorithm of arbitrarily high-order for implicit methods.

A universal parallel predictor algorithm of arbitrarily high-order for implicit methods.

PinT 2020 - (Virtual) 9th

From Parallel-in-Time to Full Space-Time Parallelization

From Parallel-in-Time to Full Space-Time Parallelization

PinT 2021 - (Virtual) 10th

Scalable Large-Scale Short-Term Day-Ahead Hydrothermal Scheduling, Renewables, ESS, Load Shedding

Scalable Large-Scale Short-Term Day-Ahead Hydrothermal Scheduling, Renewables, ESS, Load Shedding

The increasing penetration of renewable generation, large-scale transmission networks, and multi-reservoir hydro cascades has ...

Parallel-in-Time Preconditioner for Optimal Control Problems

Parallel-in-Time Preconditioner for Optimal Control Problems

PinT 2021 - (Virtual) 10th

On parallel algebraic multilevel preconditioner with approximate inversion by basis matrix method

On parallel algebraic multilevel preconditioner with approximate inversion by basis matrix method

CMIS-2020.

Improving Parallel Programmability with Determinism

Improving Parallel Programmability with Determinism

Nondeterminism is a key complication in programming multicore systems. Previous approaches to coping with it have focused on ...

Preconditioning

Preconditioning

Preconditioning

PDADS: Domain Decomposition Preconditioners for Unstructured Network Problems in Parallel Vector ...

PDADS: Domain Decomposition Preconditioners for Unstructured Network Problems in Parallel Vector ...

Domain Decomposition