.. _V3.03.147: **v3.03.147** SSLS147 - Shear a twisted ribbon ======================================================== **Summary:** This test, initially proposed by MacNeal and Harder [:ref:`1 <1>`] in the case of beams and then enriched by SimO [:ref:`2 <2>`] for the case of thin shells, makes it possible to evaluate the effect of warping on the performance of a shell element. .. toctree:: :hidden: self .. toctree:: :maxdepth: 2 :numbered: Probl_me_de_r_f_rence Solution_de_r_f_rence Mod_lisation_A Synth_se_des_r_sultats