u4.82.08 Operator DEFI_FISS_XFEM# 1. But 2. Syntax 3. Operands 3.1. Operand MAILLAGE 3.2. Definition of a grid to be associated with the crack 3.3. Operand TYPE_DISCONTINUITE 3.4. Keyword DEFI_FISS 3.5. Operand GROUP_MA_ENRI 3.6. Operand CHAM_DISCONTINUITE 3.7. Operands TYPE_ENRI_FOND, RAYON_ENRI, NB_COUCHES 3.8. Operand JONCTION 3.9. Operand INFO 4. Examples 4.1. With analytical formulas 4.2. With mesh groups 4.3. With the catalog of predefined shapes