.. _V1.01.396: **v1.01.396** ZZZZ396 — Checking the fit of quadratic level sets for segment cracks ============================================================================================================ **Summary:** This test makes it possible to validate the correct adjustment of the quadratic level sets in the two-dimensional case of a segment crack (DEFI_FISS_XFEM/DEFI_FISS/FORM_FISS =' SEGMENT '). This documentation is deliberately brief.