.. _V1.01.381: **v1.01.381** ZZZZ381 — Validation of concepts using the multifiber data structure ============================================================================================= **Summary:** The aim is to validate orders that directly or indirectly produce and use the multi-fiber data structure. This structure is produced by the DEFI_GEOM_FIBRE command. The concepts produced by the following commands are tested: CREA_MAILLAGE, AFFE_CARA_ELEM,, DEFI_COMPOR, AFFE_MATERIAU. This documentation is deliberately brief.