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Juan Carlos Graciosa

How many processors should we use to solve Problem X?

How many processors should we use to solve Problem X?

Parallel computation puts many CPUs to work on solving a problem much more quickly than one CPU alone. But this only works if the tasks are carefully scheduled and the additional CPUs are not waiting around for something to do. How do we choose the right number of processors for a given problem ?
Juan Carlos Graciosa, Louis Moresi Jul 27, 2025
Compressible convection in cartesian coordinates with Underworld3

Compressible convection in cartesian coordinates with Underworld3

Introduction and benchmarking The convection of the Earth’s mantle is usually modelled as an incompressible process, referred to as the Boussinesq approximation. However, in the Earth’s mantle, the pressure increase associated with depth also increases the density due to self-compression (King et al. 2010). In some applications, this
Juan Carlos Graciosa Oct 4, 2023

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