Geodesic
Correction of an unstructured Lagrangian mesh by imposing differentiable constraints
Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki, Tome 45 (2005) no. 8, pp. 1484-1497 
I. G. Novikov; A. I. Panov; S. S. Sokolov. Correction of an unstructured Lagrangian mesh by imposing differentiable constraints. Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki, Tome 45 (2005) no. 8, pp. 1484-1497. http://geodesic.mathdoc.fr/item/ZVMMF_2005_45_8_a11/
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     title = {Correction of an unstructured {Lagrangian} mesh by imposing differentiable constraints},
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Voir la notice de l'article provenant de la source Math-Net.Ru

Complex gasdynamics calculations of vortex and jet flows with large deformations in the Lagrangian coordinates are impossible without correction of a computational mesh. This is especially important for three-dimensional problems when a computational mesh can be distorted in three directions.

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