25-29 July 2022
TPI, FSU Jena
Europe/Berlin timezone

A task-based parallel elliptic solver based on discontinuous-Galerkin methods

27 Jul 2022, 12:30
15m
Abbeanum/Ground floor-HS1 - Hörsaal 1 (TPI, FSU Jena)

Abbeanum/Ground floor-HS1 - Hörsaal 1

TPI, FSU Jena

Fröbelstieg 1, 07743 Jena
20

Speaker

Prof. Harald Pfeiffer (AEI Potsdam)

Description

The solution of elliptic equations is an integral part of computational physics. This talk presents a new elliptic solver which is based on a discontinuous Galerkin scheme applicable to a wide class of elliptic partial differential equations. The solver is employing task-based parallelism and scales to a few thousand of compute cores. We show applications to the construction of initial data for binary black holes and to the study of thermal noise in the mirrors of interferometric gravitational wave detectors.

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