Mesh adaptation based on functional a posteriori estimates with Raviart–Thomas approximation
Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki, Tome 52 (2012) no. 7, pp. 1277-1288
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Adaptive algorithms based on functional a posteriori estimates for the Dirichlet problem for the stationary diffusion equation with jump discontinuities in the equation coefficients are compared. The algorithms have been implemented in MATLAB with the use of both standard finite element approximations and the zero-order Raviart–Thomas approximation. The adaptation results are analyzed using indicators of the local error distribution. Specifically, sequences of finite-element partitions, effectivity indices of estimates, and relative errors of approximate solutions are compared.
@article{ZVMMF_2012_52_7_a9,
author = {M. E. Frolov and M. A. Churilova},
title = {Mesh adaptation based on functional a posteriori estimates with {Raviart{\textendash}Thomas} approximation},
journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
pages = {1277--1288},
publisher = {mathdoc},
volume = {52},
number = {7},
year = {2012},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/ZVMMF_2012_52_7_a9/}
}
TY - JOUR AU - M. E. Frolov AU - M. A. Churilova TI - Mesh adaptation based on functional a posteriori estimates with Raviart–Thomas approximation JO - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki PY - 2012 SP - 1277 EP - 1288 VL - 52 IS - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZVMMF_2012_52_7_a9/ LA - ru ID - ZVMMF_2012_52_7_a9 ER -
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M. E. Frolov; M. A. Churilova. Mesh adaptation based on functional a posteriori estimates with Raviart–Thomas approximation. Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki, Tome 52 (2012) no. 7, pp. 1277-1288. http://geodesic.mathdoc.fr/item/ZVMMF_2012_52_7_a9/