.. _V8.01.115: **v8.01.115** FDLV115 - Harmonic response of a visco-elastic ring in fluid-structure coupling for model reduction =============================================================================================================================== **Summary:** The objective of this test is to verify in an elementary way the reduction operator of model DEFI_BASE_REDUITE on a case of IFS with a viscoelastic material. .. toctree:: :hidden: self .. toctree:: :maxdepth: 2 :numbered: Probl_me_de_r_f_rence Solution_de_r_f_rence Mod_lisation_A Mod_lisation_B Mod_lisation_C