$$$$ INDI NOTICE CHAT 11/09/12 21:16:34 7124 DATE 11/09/12 Operateur INDI Voir aussi : -------------- CHAM1 = INDI GEO1 NOMi ... ; Description : ------------- The INDI operator supplies flags that make it possible to estimate the quality of a mesh. The tested criteria are specified by key words. The operator creates a field by elements (MCHAML type) whose components are actually these criteria. Contents : --------- GEO1 : mesh object (MELEME type) NOMi : key word (MOT type). At the moment, the only valid key word is : 'PLAN' : planearity criterion for 4-node elements. The calculated value is directly proportional to the angle between the normals N1 and N2 defined by : - N1 = vectorial product (S1 S2,S1 S4) - N2 = vectorial product (S3 S4,S3 S2) (S1,S2,S3,S4 are the element apexes) The values range between 0 and 100. An generated MCHAML with a constant value equal to 100 will indicate that all the elements are plane elements.
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