[petsc-users] Optimal coloring using -snes_fd_color with DMDACreate

[Buesing, Henrik]

Dear all,

When I use -snes_fd_color with my da created by DMDACreate3d, will it use an optimal coloring algorithm (see [1]) to estimate the Jacobian?

Thank you!
Henrik



[1]
Goldfarb/Toint: Optimal estimation of Jacobian and Hessian matrices that arise in finite difference calculations
https://doi.org/10.1090/S0025-5718-1984-0744925-5


--
Dipl.-Math. Henrik Büsing
Institute for Applied Geophysics and Geothermal Energy
E.ON Energy Research Center
RWTH Aachen University
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hbuesing at eonerc.rwth-aachen.de
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