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Set beta #75

Merged
merged 4 commits into from
May 15, 2020
Merged

Set beta #75

merged 4 commits into from
May 15, 2020

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btalami
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@btalami btalami commented May 15, 2020

Set the shape function width parameter once and for all time (ans space) at the beginning of the analysis.

Fix the beta parameter once and for all at the beginning of an
analysis. Also set it the same everywhere in space. This avoids
the complication of propagating gradient of beta in computation
of shape function derivatives.

It also helps an observed problem in the recomputation of the
shape functions, where they would get ill-conditioned due to the
beta parameter growing too large.
Trying to keep the shape function solve well-conditioned
@btalami btalami requested review from lxmota and japlews May 15, 2020 01:12
@lxmota lxmota merged commit 7580cb3 into master May 15, 2020
@lxmota lxmota deleted the set_beta branch May 15, 2020 01:23
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2 participants