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William WEENS

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William Weens is a Research Engineer and PhD in Applied Mathematics and Scientific Computing, William Weens works in a team at CEA whose objective is to implement numerical methods for HPC codes.

With several years of experience in production codes, his research themes revolve around the search for the best compromise between robustness, accuracy and performance in all aspects of a multi-physics production code.

William Weens has (co-)supervised students in internship and thesis and his latest numerical publications were interested in the problems of rounding errors in advection schemes.

Modeling Round-Off Errors in Hydrodynamic Simulations
William Weens   Thibaud Vazquez-Gonzalez   Louise Salem-Knapp  
p. 182-196, 2022-01

Bounding the Round-Off Error of the Upwind Scheme for Advection
Louise Salem-Knapp   Sylvie Boldo   William Weens  
IEEE Transactions on Emerging Topics in Computing, p. 1-10, 2022-07

Bounding the Round-Off Error of the Upwind Scheme for Advection
Louise Salem-Knapp   Sylvie Boldo   William Weens  
p. 127-127, 2022-09

Bootstrapping time correlation functions of molecular dynamics
Nicolas Desbiens   Philippe Arnault   William Weens   Vincent Dubois   Guillaume Perrin  
Physical Review E, 2021-11