Syntax
=====
               

.. code-block:: text

    evol_noli = DYNA_NON_LINE (
        ◇ reuse = <objet de RESULTAT >,
        ◇ RESULTAT = evol_noli,
        ◆ MODELE = model,
        ◆ CHAM_MATER = cham_master,
        ◇ MODE_STAT = meca fashion,
        ◇ CARA_ELEM = cara_elem,
        ◇ MASS_DIAG =/"NON ",
                      /"OUI ",
        ◇ MATR_ELEM_AMOR = matr_elem_depl_r,
        ◇ EXCIT = _F (
             ◇ TYPE_CHARGE =/"DIDI ",
                             /"FIXE_CSTE" (by default),
                             /"SUIV ",
             ◆ CHARGE = char_cine_meca/char_meca,
             ◇/FONC_MULT = function/formula/table cloth,
               /ACCE = function/formula/table cloth,
             ◇ & DEPL = function/formula/table cloth,
               & ◆ VITE = function/formula/table cloth,
             ◇ MULT_APPUI =/"NON" (by default),
                            /"OUI ",
             ◇ DIRECTION = float,
             ◇ GROUP_NO = big,
          ),
        ◇ EXCIT_GENE = _F (
             ◇ FONC_MULT = function,
             ◇ VECT_GENE = vect_asse_gene,
          ),
        ◇ CONTACT = char_contact,
        ◇ SOUS_STRUC = _F (
             ◆ CAS_CHARGE = text,
             ◆/TOUT = "OUI" (or not specified),
               /SUPER_MAILLE = my,
             ◇ FONC_MULT = function/formula/table cloth,
          ),
        ◇ AMOR_RAYL_RIGI =/"ELASTIQUE" (by default),
                           /"TANGENTE ",
        ◇ VNOR =/-1.0,
                 /1.0 (by default),
        ◇ AMOR_MODAL = _F (
             ◇ MODE_MECA = meca fashion,
             ◇/AMOR_REDUIT = float,
               /LIST_AMOR = listr8,
             ◇ NB_MODE = int,
             ◇ REAC_VITE =/"NON ",
                           /"OUI" (by default),
          ),
        ◇ PROJ_MODAL = _F (
             ◆ MODE_MECA = meca fashion,
             ◇ NB_MODE = int,
             ◇ & MASS_GENE = matr_asse_gene_r,
               & RIGI_GENE = matr_asse_gene_r,
             ◇ AMOR_GENE = matr_asse_gene_r,
             ◇ DEPL_INIT_GENE = vect_asse_gene,
             ◇ VITE_INIT_GENE = vect_asse_gene,
             ◇ ACCE_INIT_GENE = vect_asse_gene,
          ),
        ◇ SCHEMA_THM = _F (
             ◇ PARM_THETA = float (default: 1.0),
             ◇ PARM_ALPHA = float (default: 1.0),
          ),
        COMPORTEMENT = _F (
             # If: is_in (" RELATION ", ('VMIS_ISOT_LINE', '', '', 'VMIS_ISOT_TRAC', 'VISCOCHAB', 'VISC_ISOT_LINE', 'VISC_ISOT_TRAC',))
                 ◇ POST_ITER = "CRIT_RUPT" (or not specified),
             ◆/TOUT = "OUI" (or not specified),
               /GROUP_MA = grma,
             ◇ RELATION =/"ARME ",
                          /"ASSE_CORN ",
                          /"BETON_BURGER ",
                          /"BETON_DOUBLE_DP ",
                          /"BETON_GRANGER ",
                          /"BETON_GRANGER_V ",
                          /"BETON_RAG ",
                          /"BETON_REGLE_PR ",
                          /"BETON_UMLV ",
                          /"Barcelona",
                          /"CABLE ",
                          /"CABLE_GAINE_FROT ",
                          /"CAM_CLAY ",
                          /"CHOC_ELAS_TRAC ",
                          /"CHOC_ENDO ",
                          /"CHOC_ENDO_PENA ",
                          /"CJS ",
                          /"CORR_ACIER ",
                          /"CSSM ",
                          /"CZM_ELAS_MIX ",
                          /"CZM_EXP_MIX ",
                          /"CZM_EXP_REG ",
                          /"CZM_FAT_MIX ",
                          /"CZM_LAB_MIX ",
                          /"CZM_LIN_REG ",
                          /"CZM_OUV_MIX ",
                          /"CZM_TAC_MIX ",
                          /"CZM_TRA_MIX ",
                          /"CZM_TURON ",
                          /"DASHPOT ",
                          /"DHRC ",
                          /"DIS_BILI_ELAS ",
                          /"DIS_CHOC ",
                          /"DIS_CONTACT ",
                          /"DIS_ECRO_CINE ",
                          /"DIS_ECRO_TRAC ",
                          /"DIS_GOUJ2E_ELAS ",
                          /"DIS_GOUJ2E_PLAS ",
                          /"DIS_GRICRA ",
                          /"DIS_VISC ",
                          /"DRUCK_PRAGER ",
                          /"DRUCK_PRAG_N_A ",
                          /"ELAS" (by default),
                          /"ELAS_HYPER ",
                          /"ELAS_HYPER_VISC ",
                          /"ELAS_MEMBRANE_NH ",
                          /"ELAS_MEMBRANE_SV ",
                          /"ELAS_POUTRE_GR ",
                          /"ELAS_VMIS_LINE ",
                          /"ELAS_VMIS_PUIS ",
                          /"ELAS_VMIS_TRAC ",
                          /"ENDO_CARRE ",
                          /"ENDO_FISS_EXP ",
                          /"ENDO_HETEROGENE ",
                          /"ENDO_ISOT_BETON ",
                          /"ENDO_LOCA_EXP ",
                          /"ENDO_LOCA_TC ",
                          /"ENDO_ORTH_BETON ",
                          /"ENDO_PORO_BETON ",
                          /"ENDO_SCALAIRE ",
                          /"FLUA_ENDO_PORO ",
                          /"FLUA_PORO_BETON ",
                          /"FONDATION ",
                          /"GLRC_DAMAGE ",
                          /"GLRC_DM ",
                          /"GRAN_IRRA_LOG ",
                          /"GRILLE_CINE_LINE ",
                          /"GRILLE_ISOT_LINE ",
                          /"GRILLE_PINTO_MEN ",
                          /"GTN ",
                          /"Inflation",
                          /"HAYHURST ",
                          /"HOEK_BROWN ",
                          /"HOEK_BROWN_EFF ",
                          /"HOEK_BROWN_TOT ",
                          /"HUJEUX ",
                          /"IRRAD3M ",
                          /"Iwan",
                          /"JOINT_BA ",
                          /"JOINT_BANDIS ",
                          /"JOINT_MECA_ENDO ",
                          /"JOINT_MECA_FROT ",
                          /"JOINT_MECA_RUPT ",
                          /"JONC_ENDO_PLAS ",
                          /"KICHENIN_NL ",
                          /"KIT_CG ",
                          /"KIT_DDI ",
                          /"KIT_H ",
                          /"KIT_HH ",
                          /"KIT_HH2 ",
                          /"KIT_HH2M ",
                          /"KIT_HHM ",
                          /"KIT_HM ",
                          /"KIT_THH ",
                          /"KIT_THH2 ",
                          /"KIT_THH2M ",
                          /"KIT_THHM ",
                          /"KIT_THM ",
                          /"KIT_THV ",
                          /"LAIGLE ",
                          /"LEMAITRE ",
                          /"LEMAITRE_IRRA ",
                          /"LEMA_SEUIL ",
                          /"LETK ",
                          /"LKR ",
                          /"MAZARS ",
                          /"MAZARS_UNIL ",
                          /"MCC ",
                          /"META_LEMA_ANI ",
                          /"META_LEMA_ANI ",
                          /"META_P_CL ",
                          /"META_P_CL_PT ",
                          /"META_P_CL_PT_RE ",
                          /"META_P_CL_RE ",
                          /"META_P_IL ",
                          /"META_P_IL_PT ",
                          /"META_P_IL_PT_RE ",
                          /"META_P_IL_RE ",
                          /"META_P_INL ",
                          /"META_P_INL_PT ",
                          /"META_P_INL_PT_RE ",
                          /"META_P_INL_RE ",
                          /"META_V_CL ",
                          /"META_V_CL_PT ",
                          /"META_V_CL_PT_RE ",
                          /"META_V_CL_RE ",
                          /"META_V_IL ",
                          /"META_V_IL_PT ",
                          /"META_V_IL_PT_RE ",
                          /"META_V_IL_RE ",
                          /"META_V_INL ",
                          /"META_V_INL_PT ",
                          /"META_V_INL_PT_RE ",
                          /"META_V_INL_RE ",
                          /"MFRONT ",
                          /"MOHR_COULOMB ",
                          /"MONOCRISTAL ",
                          /"MULTIFIBRE ",
                          /"MetaSteel EPIL_PT ",
                          /"Mohr Coulombas",
                          /"NLH_CSRM ",
                          /"NORTON ",
                          /"NORTON_HOFF ",
                          /"PINTO_MENEGOTTO ",
                          /"POLYCRISTAL ",
                          /"RANKINE ",
                          /"RELAX_ACIER ",
                          /"RGI_BETON ",
                          /"RGI_BETON_BA ",
                          /"ROUSSELIER ",
                          /"ROUSS_PR ",
                          /"ROUSS_VISC ",
                          /"RUPT_FRAG ",
                          /"SANS ",
                          /"UMAT ",
                          /"VENDOCHAB ",
                          /"VISCOCHAB ",
                          /"VISC_CIN1_CHAB ",
                          /"VISC_CIN2_CHAB ",
                          /"VISC_CIN2_MEMO ",
                          /"VISC_CIN2_NRAD ",
                          /"VISC_DRUC_PRAG ",
                          /"VISC_ENDO_LEMA ",
                          /"VISC_GTN ",
                          /"VISC_IRRA_LOG ",
                          /"VISC_ISOT_LINE ",
                          /"VISC_ISOT_NL ",
                          /"VISC_ISOT_TRAC ",
                          /"VISC_MAXWELL ",
                          /"VISC_MAXWELL_MT ",
                          /"VISC_MEMO_NRAD ",
                          /"VISC_TAHERI ",
                          /"VMIS_ASYM_LINE ",
                          /"VMIS_CIN1_CHAB ",
                          /"VMIS_CIN2_CHAB ",
                          /"VMIS_CIN2_MEMO ",
                          /"VMIS_CIN2_NRAD ",
                          /"VMIS_CINE_GC ",
                          /"VMIS_CINE_LINE ",
                          /"VMIS_CINE_LINE ",
                          /"VMIS_ECMI_LINE ",
                          /"VMIS_ECMI_TRAC ",
                          /"VMIS_ISOT_LINE ",
                          /"VMIS_ISOT_NL ",
                          /"VMIS_ISOT_PUIS ",
                          /"VMIS_ISOT_TRAC ",
                          /"VMIS_JOHN_COOK ",
                          /"VMIS_MEMO_NRAD ",
             ◇ REGU_VISC =/"NON" (by default),
                           /"OUI ",
             # If: equal_to (" RELATION ", 'MONOCRISTAL')
                 ◆ COMPOR = compor,
             # If: equal_to (" RELATION ", 'MULTIFIBRE')
                 ◇ RIGI_GEOM =/"DEFAUT" (by default),
                               /"OUI ",
             # If: equal_to (" RELATION ", 'POLYCRISTAL')
                 ◆ COMPOR = compor,
             # If: equal_to (" RELATION ", 'UMAT')
                 ◆ NB_VARI = int,
                 ◆ LIBRAIRIE = text,
                 ◆ NOM_ROUTINE = text,
             # If: equal_to (" RELATION ", 'MFRONT')
                 ◆ COMPOR_MFRONT = compor_mgis,
                 ◇ VERI_BORNE =/"ARRET" (by default),
                                /"MESSAGE ",
                                /"SANS ",
                 ◇ ALGO_CPLAN =/"ANALYTIQUE ",
                                /"DEBORST" (by default),
                 ◇ SYME_MATR_TANG =/"NON ",
                                    /"OUI" (by default),
             # If: not equal_to ('RELATION', 'MFRONT')
             # If: equal_to (" RELATION ", 'KIT_DDI')
                 ◆ RELATION_KIT =/"BETON_DOUBLE_DP ",
                                  /"BETON_GRANGER ",
                                  /"BETON_GRANGER_V ",
                                  /"BETON_UMLV ",
                                  /"ENDO_ISOT_BETON ",
                                  /"GLRC_DM ",
                                  /"MAZARS ",
                                  /"ROUSS_PR ",
                                  /"VMIS_CINE_LINE ",
                                  /"VMIS_ISOT_LINE ",
                                  /"VMIS_ISOT_PUIS ",
                                  /"VMIS_ISOT_TRAC ",
             # If: equal_to (" RELATION ", 'KIT_CG')
                 ◆ RELATION_KIT =/"CABLE_GAINE_FROT ",
                                  /"ELAS ",
                                  /"PINTO_MENEGOTTO ",
                                  /"SANS ",
                                  /"VMIS_CINE_LINE ",
                                  /"VMIS_ISOT_LINE ",
                                  /"VMIS_ISOT_TRAC ",
             # If: is_in (" RELATION ", ['KIT_HHM', ['', '', 'KIT_HH', '', '', '', '', '', '', '', 'KIT_H', '', '', 'KIT_HM', 'KIT_THHM', 'KIT_THM', '', 'KIT_THV', 'KIT_THH2M', '', ',') KIT_THH KIT_HH2M KIT_HH2 KIT_THH2
                 ◆ RELATION_KIT =/"Barcelona",
                                  /"CAM_CLAY ",
                                  /"CJS ",
                                  /"CSSM ",
                                  /"CZM_EXP_REG ",
                                  /"CZM_LIN_REG ",
                                  /"DRUCK_PRAGER ",
                                  /"DRUCK_PRAG_N_A ",
                                  /"ELAS ",
                                  /"ENDO_ISOT_BETON ",
                                  /"GAZ ",
                                  /"Inflation",
                                  /"HOEK_BROWN_EFF ",
                                  /"HOEK_BROWN_TOT ",
                                  /"HUJEUX ",
                                  /"HYDR_ENDO ",
                                  /"HYDR_TABBAL ",
                                  /"HYDR_UTIL ",
                                  /"HYDR_VGC ",
                                  /"HYDR_VGM ",
                                  /"Iwan",
                                  /"JOINT_BANDIS ",
                                  /"LAIGLE ",
                                  /"LETK ",
                                  /"LIQU_AD_GAZ ",
                                  /"LIQU_AD_GAZ_VAPE ",
                                  /"LIQU_GAZ ",
                                  /"LIQU_GAZ_ATM ",
                                  /"LIQU_SATU ",
                                  /"LIQU_VAPE ",
                                  /"LIQU_VAPE_GAZ ",
                                  /"LKR ",
                                  /"MAZARS ",
                                  /"MCC ",
                                  /"MFRONT ",
                                  /"MOHR_COULOMB ",
                                  /"NLH_CSRM ",
                                  /"RANKINE ",
                                  /"VISC_DRUC_PRAG ",
                                  /"VISC_MAXWELL ",
                                  /"VISC_MAXWELL_MT ",
                 # If: 'MFRONT' in value (" RELATION_KIT ")
                     ◆ COMPOR_MFRONT = compor_mgis,
                     ◇ VERI_BORNE =/"ARRET" (by default),
                                    /"MESSAGE ",
                                    /"SANS ",
                     ◇ ALGO_CPLAN =/"ANALYTIQUE ",
                                    /"DEBORST" (by default),
                     ◇ RESI_INTE = float (default: 1e-08),
                     ◇ ITER_INTE_MAXI = int,
                     ◇ SYME_MATR_TANG =/"NON ",
                                        /"OUI" (by default),
                 # If: 'MFRONT' not in value (" RELATION_KIT ")
             # If: value (" RELATION ") .startswith ('META_') and not value (" RELATION ") .startswith ('META_LEMA_ANI')
                 ◆ RELATION_KIT =/"ACIER ",
                                  /"ZIRC ",
             ◇ DEFORMATION =/"GDEF_LOG ",
                             /"GREEN_LAGRANGE ",
                             /"GROT_GDEP ",
                             /"PETIT" (by default),
                             /"PETIT_REAC ",
                             /"SIMO_MIEHE ",
             ◇ RESI_CPLAN_MAXI = float,
             # If: not exists (" RESI_CPLAN_MAXI ")
                 ◇ RESI_CPLAN_RELA = float (default: 1e-06),
             ◇ ITER_CPLAN_MAXI = int (default: 10),
             # If: (equal_to (" RELATION ", 'MFRONT'))
                 ◇ RESI_INTE = float,
                 ◇ ITER_INTE_MAXI = int,
             # If: is_in (" RELATION ", ('RGI_BETON', '', '', 'FLUA_PORO_BETON', 'FLUA_ENDO_PORO', 'RGI_BETON_BA',))
                 ◇ RESI_INTE = float (default: 1e-06),
                 ◇ ITER_INTE_MAXI = int (default: -1),
             # If: not is_in (" RELATION ", ('MFRONT', '', '', 'RGI_BETON', 'FLUA_PORO_BETON', 'FLUA_ENDO_PORO', 'RGI_BETON_BA',))
                 ◇ RESI_INTE = float (default: 1e-06),
                 ◇ ITER_INTE_MAXI = int (default: 20),
             # If: is_in (" DEFORMATION ", ('PETIT', '', 'PETIT_REAC', 'GROT_GDEP'))
                 ◇ ITER_INTE_PAS = int (default: 0),
             ◇ ALGO_INTE =/"ANALYTIQUE ",
                           /"BASCULE_EXPLICITE ",
                           /"BRENT ",
                           /"DEKKER ",
                           /"NEWTON ",
                           /"NEWTON_1D ",
                           /"NEWTON_PERT ",
                           /"NEWTON_RELI ",
                           /"RUNGE_KUTTA ",
                           /"SANS_OBJET ",
                           /"SECANTE ",
                           /"SEMI_EXPLICITE ",
                           /"SPECIFIQUE ",
             # If: not is_in (" RELATION ", ('RGI_BETON', '', '', 'FLUA_PORO_BETON', 'FLUA_ENDO_PORO', 'RGI_BETON_BA', 'ENDO_PORO_BETON'))
                 ◇ TYPE_MATR_TANG =/"PERTURBATION ",
                                    /"VERIFICATION ",
                 # If: (exists (" TYPE_MATR_TANG "))
                     ◇ VALE_PERT_RELA = float (default: 1e-05),
                 # If: equal_to (" TYPE_MATR_TANG ", 'TANGENTE_SECANTE')
                     ◇ SEUIL = float (default: 3.0),
                     ◇ AMPLITUDE = float (default: 1.5),
                     ◇ TAUX_RETOUR = float (default: 0.05),
                 ◇ PARM_THETA = float (default: 1.0),
                 # If: not exists (" TYPE_MATR_TANG ")
                     ◇ RESI_RADI_RELA = float,
             # If: is_in (" RELATION ", ('RGI_BETON', '', '', 'FLUA_PORO_BETON', 'FLUA_ENDO_PORO', 'RGI_BETON_BA', 'ENDO_PORO_BETON'))
                 ◇ TYPE_MATR_TANG =/"MATR_ELAS" (by default),
                                    /"MATR_ENDO ",
                 ◇ PARM_THETA = float (default: 1.0),
                 # If: not exists (" TYPE_MATR_TANG ")
                     ◇ RESI_RADI_RELA = float,
          ),
        ◇ ETAT_INIT = _F (
             ◆ | DELP = cham_no,
               | EVOL_NOLI = evol_noli,
               | SIGM = map/cham_elem,
               | TRUE = cham_elem,
               | ACCE = fiel_no,
               | FAST = cham_no,
             ◇ STRX = cham_elem,
             # If: exists (" EVOL_NOLI ")
                 ◇ NUME_ORDRE = int,
                 ◇ NUME_DIDI = int,
                 ◇ INST = float,
                 # If: exists (" INST ")
                     ◇ CRITERE =/"ABSOLU ",
                                 /"RELATIF" (by default),
                     # If: (equal_to (" CRITERE ", 'RELATIF'))
                         ◇ PRECISION = float (default: 1e-06),
                     # If: (equal_to (" CRITERE ", 'ABSOLU'))
                         ◆ PRECISION = float,
          ),
        ◆ INCREMENT = _F (
             # If: exists (" INST_INIT ") or exists (" INST_FIN ")
                 ◇ CRITERE = "RELATIF ",
                 # If: (equal_to (" CRITERE ", 'RELATIF'))
                     ◇ PRECISION = float (default: 1e-06),
             ◆ LIST_INST = list_inst/listr8,
             ◇/NUME_INST_INIT = int,
               /INST_INIT = float,
             ◇/NUME_INST_FIN = int,
               /INST_FIN = float,
          ),
        ◆ SCHEMA_TEMPS = _F (
             ◆ SCHEMA =/"DIFF_CENT ",
                        /"HHT ",
                        /"NEWMARK ",
                        /"NOHHT ",
                        /"TCHAMWA ",
             ◇ COEF_MASS_SHIFT = float (default: 0.0),
             # If: equal_to (" SCHEMA ", 'TCHAMWA')
                 ◇ PHI = float (default: 1.05),
             # If: equal_to (" SCHEMA ", 'NEWMARK')
                 ◇ BETA = float (default: 0.25),
                 ◇ GAMMA = float (default: 0.5),
             # If: equal_to (" SCHEMA ", 'HHT')
                 ◇ ALPHA = float (default: -0.1),
                 ◇ MODI_EQUI =/"NON ",
                               /"OUI" (by default),
             # If: equal_to (" SCHEMA ", 'NOHHT')
                 ◇ ALPHA = float (default: -0.1),
             # If: equal_to (" SCHEMA ", 'TCHAMWA') or equal_to (" SCHEMA ", 'DIFF_CENT')
                 ◇ STOP_CFL =/"NON ",
                              /"OUI" (by default),
                 ◆ FORMULATION = "ACCELERATION" (or not specified),
             # If: not equal_to (" SCHEMA ", 'TCHAMWA') and not equal_to (" SCHEMA ", 'DIFF_CENT')
                 ◆ FORMULATION =/"ACCELERATION ",
                                 /"DEPLACEMENT ",
                                 /"VITESSE ",
          ),
        ◇ METHODE =/"NEWTON" (by default),
                    /"NEWTON_KRYLOV ",
        NEWTON = _F (
             ◇ REAC_INCR = int (default: 1),
             ◇ PREDICTION =/"DEPL_CALCULE ",
                            /"ELASTIQUE ",
                            /"EXTRAPOLE ",
                            /"TANGENTE ",
             ◇ MATRICE =/"ELASTIQUE ",
                         /"TANGENTE" (by default),
             ◇ PAS_MINI_ELAS = float,
             ◇ REAC_ITER = int (default: 1),
             ◇ REAC_ITER_ELAS = int (default: 0),
             ◇ EVOL_NOLI = evol_noli,
             ◇ MATR_RIGI_SYME =/"NON" (by default),
                                /"OUI ",
          ),
        ◇ RECH_LINEAIRE = _F (
             ◇ METHODE =/"CORDE" (by default),
                         /"MIXTE ",
                         /"PILOTAGE ",
             ◇ RESI_LINE_RELA = float (default: 0.1),
             ◇ ITER_LINE_MAXI = int (default: 3),
             ◇ RHO_MIN = float (default: 0.01),
             ◇ RHO_MAX = float (default: 10.0),
             ◇ RHO_EXCL = float (default: 0.009),
          ),
        CONVERGENCE = _F (
             # If: exists (" RESI_REFE_RELA ")
                 ◆ | EFFORT_REFE = float,
                   | SIGM_REFE = float,
                   | EPSI_REFE = float,
                   | FLUX_THER_REFE = float,
                   | MOMENT_REFE = float,
                   | FLUX_HYD1_REFE = float,
                   | FLUX_HYD2_REFE = float,
                   | VARI_REFE = float,
                   | DEPL_REFE = float,
                   | LAGR_REFE = float,
                   | PI_REFE = float,
             ◆ | RESI_REFE_RELA = float,
               | RESI_GLOB_MAXI = float,
               | RESI_GLOB_RELA = float,
             ◇/RESI_COMP_RELA = float,
             ◇ ITER_GLOB_MAXI = int (default: 10),
             ◇ ITER_GLOB_ELAS = int (default: 25),
             ◇ ARRET =/"NON ",
                       /"OUI" (by default),
             ◇ VERIF =/"AU_MOINS_UN ",
                       /"TOUT" (by default),
          ),
        SOLVEUR = _F (
             ◇ METHODE =/"GCPC ",
                         /"LDLT ",
                         /"MULT_FRONT ",
                         /"MUMPS" (by default),
                         /"PETSC ",
             # If: equal_to (" METHODE ", 'MULT_FRONT')
                 ◇ RENUM =/"MD",
                           /"MDA" (by default),
                 ◇ NPREC = int (default: 8),
                 ◇ ELIM_LAGR =/"NON" (by default),
                               /"OUI ",
                 ◇ STOP_SINGULIER =/"NON ",
                                    /"OUI" (by default),
             # If: equal_to (" METHODE ", 'LDLT')
                 ◇ RENUM = "RCMK ",
                 ◇ NPREC = int (default: 8),
                 ◇ ELIM_LAGR =/"NON" (by default),
                               /"OUI ",
                 ◇ STOP_SINGULIER =/"NON ",
                                    /"OUI" (by default),
             # If: equal_to (" METHODE ", 'MUMPS')
                 ◇ RENUM =/"AMD ",
                           /"AMF ",
                           /"AUTO" (by default),
                           /"METIS ",
                           /"PARMETIS ",
                           /"PORD ",
                           /"PTSCOTCH ",
                           /"QAMD ",
                           /"SCOTCH ",
                 ◇ NPREC = int (default: 8),
                 ◇ ELIM_LAGR =/"LAGR2" (by default),
                               /"NON ",
                               /"OUI ",
                 ◇ STOP_SINGULIER =/"NON ",
                                    /"OUI" (by default),
                 ◇ TYPE_RESOL =/"AUTO" (by default),
                                /"NONSYM ",
                                /"SYMDEF ",
                                /"SYMGEN ",
                 ◇ ACCELERATION =/"AUTO" (by default),
                                  /"EN",
                                  /"FR+",
                                  /"FR++",
                                  /"LR",
                                  /"LR+",
                                  /"LR++",
                 ◇ LOW_RANK_SEUIL = float (default: 0.0),
                 ◇ PRETRAITEMENTS =/"AUTO" (by default),
                                    /"SANS ",
                 ◇ POSTTRAITEMENTS =/"AUTO" (by default),
                                     /"FORCE ",
                                     /"MINI ",
                                     /"SANS ",
                 ◇ PCENT_PIVOT = int (default: 35),
                 ◇ REDUCTION_MPI = int (default: 0),
                 ◇ NB_RHS = int (default: 1),
                 ◇ RESI_RELA = float (default: -1.0),
                 ◇ GESTION_MEMOIRE =/"AUTO" (by default),
                                     /"EVAL ",
                                     /"IN_CORE ",
                                     /"OUT_OF_CORE ",
                 ◇ FILTRAGE_MATRICE = float (default: -1.0),
                 ◇ MIXER_PRECISION =/"NON" (by default),
                                     /"OUI ",
                 ◇ MATR_DISTRIBUEE =/"NON" (by default),
                                     /"OUI ",
             # If: equal_to (" METHODE ", 'GCPC')
                 ◇ ELIM_LAGR =/"NON" (by default),
                               /"OUI ",
                 ◇ PRE_COND =/"LDLT_DP ",
                              /"LDLT_INC" (by default),
                              /"LDLT_SP ",
                 ◇ RESI_RELA = float (default: 1e-06),
                 ◇ NMAX_ITER = int (default: 0),
                 # If: equal_to (" PRE_COND ", 'LDLT_INC')
                     ◇ RENUM = "RCMK ",
                     ◇ NIVE_REMPLISSAGE = int (default: 0),
                 # If: is_in (" PRE_COND ", ('LDLT_SP', 'LDLT_DP'))
                     ◇ RENUM =/"METIS ",
                               /"PARMETIS" (by default),
                               /"SANS ",
                     ◇ REAC_PRECOND = int (default: 30),
                     ◇ PCENT_PIVOT = int (default: 20),
                     ◇ GESTION_MEMOIRE =/"AUTO" (by default),
                                         /"IN_CORE ",
                     ◇ LOW_RANK_SEUIL = float (default: 0.0),
             # If: equal_to (" METHODE ", 'PETSC')
                 ◇ ELIM_LAGR =/"NON" (by default),
                               /"OUI ",
                 ◇ MATR_DISTRIBUEE =/"NON" (by default),
                                     /"OUI ",
                 ◇ ALGORITHME =/"CG",
                                /"CR",
                                /"FGMRES" (by default),
                                /"GCR ",
                                /"GMRES ",
                                /"GMRES_LMP ",
                 ◇ OPTION_PETSC = text (default: ""),
                 ◇ PRE_COND =/"BLOC_LAGR ",
                              /"BOOMER ",
                              /"FIELDSPLIT ",
                              /"GAMG ",
                              /"HPDDM ",
                              /"JACOBI ",
                              /"LDLT_DP ",
                              /"LDLT_INC ",
                              /"LDLT_SP" (by default),
                              /"ML",
                              /"SANS ",
                              /"SOR ",
                              /"UTILISATEUR ",
                 ◇ RESI_RELA = float (default: 1e-06),
                 ◇ NMAX_ITER = int (default: 0),
                 # If: equal_to (" PRE_COND ", 'LDLT_INC')
                     ◇ RENUM = "RCMK ",
                     ◇ NIVE_REMPLISSAGE = int (default: 0),
                     ◇ REMPLISSAGE = float (default: 1.0),
                 # If: is_in (" PRE_COND ", ('LDLT_SP', 'LDLT_DP'))
                     ◇ RENUM =/"METIS ",
                               /"PARMETIS" (by default),
                               /"SANS ",
                     ◇ REAC_PRECOND = int (default: 30),
                     ◇ PCENT_PIVOT = int (default: 20),
                     ◇ GESTION_MEMOIRE =/"AUTO" (by default),
                                         /"IN_CORE ",
                     ◇ LOW_RANK_SEUIL = float (default: 0.0),
                 # If: equal_to (" PRE_COND ", 'ML')
                     ◇ RENUM = "SANS ",
                 # If: equal_to (" PRE_COND ", 'BOOMER')
                     ◇ RENUM = "SANS ",
                 # If: equal_to (" PRE_COND ", 'GAMG')
                     ◇ RENUM = "SANS ",
                 # If: equal_to (" PRE_COND ", 'HPDDM')
                     ◇ RENUM = "SANS ",
                 # If: equal_to (" PRE_COND ", 'BLOC_LAGR')
                     ◇ RENUM = "SANS ",
                 # If: is_in (" PRE_COND ", ('FIELDSPLIT'))
                     ◇ RENUM = "SANS ",
                     ◇ PARTITION_CMP = int,
                     ◇ NOM_CMP = text,
                 # If: is_in (" PRE_COND ", ('UTILISATEUR'))
                     ◇ KSP_UTIL = not_checked,
                     ◇ RENUM = "SANS ",
                 # If: is_in (" PRE_COND ", ('JACOBI', '', 'SOR', 'SANS'))
                     ◇ RENUM =/"RCMK ",
                               /"SANS" (by default),
          ),
        ◇ OBSERVATION = _F (
             ◇ TITRE = text,
             ◇ OBSE_ETAT_INIT =/"NON ",
                                /"OUI" (by default),
             ◇ EVAL_CHAM =/"MAX ",
                           /"MAXI_ABS ",
                           /"MIN ",
                           /"MINI_ABS ",
                           /"MOY ",
                           /"VALE" (by default),
             ◆/NOM_CMP = text,
               /NOM_VARI = text,
             ◇ EVAL_CMP =/"FORMULE ",
                          /"VALE" (by default),
             ◇ INST = float,
             ◇ LIST_INST = listr8,
             ◇ PAS_OBSE = int,
             ◇ CRITERE =/"ABSOLU ",
                         /"RELATIF" (by default),
             ◆ NOM_CHAM =/"ACCE ",
                          /"ACCE_ABSOLU ",
                          /"CONT_ELEM ",
                          /"CONT_NOEU ",
                          /"DEPL ",
                          /"DEPL_ABSOLU ",
                          /"EPSI_ELGA ",
                          /"FORC_NODA ",
                          /"SIEF_ELGA ",
                          /"VARI_ELGA ",
                          /"VITE ",
                          /"VITE_ABSOLU ",
             # If: (equal_to (" EVAL_CMP ", 'FORMULE'))
                 ◆ FORMULE = formula,
             # If: is_in (" NOM_CHAM ", ('DEPL', '', '', 'VITE', '', '', 'ACCE', '', 'FORC_NODA', '', 'CONT_NOEU', 'DEPL_ABSOLU', '', '', 'VITE_ABSOLU', 'ACCE_ABSOLU') TEMP
                 ◆/TOUT = "OUI" (or not specified),
                   /NOEUD = no,
                   /GROUP_NO = big,
                   /GROUP_MA = grma,
                   /MAILLE = my,
             # If: is_in (" NOM_CHAM ", ('SIEF_ELGA', '', 'EPSI_ELGA', 'VARI_ELGA'))
                 ◆/TOUT = "OUI" (or not specified),
                   /GROUP_MA = grma,
                   /MAILLE = my,
                 ◇ EVAL_ELGA =/"MAX ",
                               /"MIN ",
                               /"VALE" (by default),
                 # If: (equal_to (" EVAL_ELGA ", 'VALE'))
                     ◆ POINT = int,
                     ◇ SOUS_POINT = int,
             # If: (equal_to (" NOM_CHAM ", 'CONT_ELEM'))
                 ◆/TOUT = "OUI" (or not specified),
                   /GROUP_MA = grma,
                   /MAILLE = my,
             # If: (equal_to (" CRITERE ", 'RELATIF'))
                 ◇ PRECISION = float (default: 1e-06),
             # If: (equal_to (" CRITERE ", 'ABSOLU'))
                 ◆ PRECISION = float,
          ),
        MESURE = _F (
             ◇ TABLE =/"NON" (by default),
                       /"OUI ",
             ◇ UNITE = unit,
          ),
        ◇ SUIVI_DDL = _F (
             ◆ NOM_CHAM =/"ACCE ",
                          /"DEPL ",
                          /"EPSI_ELGA ",
                          /"FORC_NODA ",
                          /"SIEF_ELGA ",
                          /"VARI_ELGA ",
                          /"VITE ",
             ◇ EVAL_CHAM =/"MAX ",
                           /"MAXI_ABS ",
                           /"MIN ",
                           /"MINI_ABS ",
                           /"MOY ",
                           /"VALE" (by default),
             ◆/NOM_CMP = text,
               /NOM_VARI = text,
             ◇ EVAL_CMP =/"FORMULE ",
                          /"VALE" (by default),
             # If: (equal_to (" EVAL_CMP ", 'FORMULE'))
                 ◆ FORMULE = formula,
             # If: is_in (" NOM_CHAM ", ('DEPL', '', '', 'VITE', 'ACCE', 'FORC_NODA', 'CONT_NOEU'))
                 ◆/TOUT = "OUI" (or not specified),
                   /NOEUD = no,
                   /GROUP_NO = big,
                   /GROUP_MA = grma,
                   /MAILLE = my,
             # If: is_in (" NOM_CHAM ", ('SIEF_ELGA', '', 'EPSI_ELGA', 'VARI_ELGA'))
                 ◆/TOUT = "OUI" (or not specified),
                   /GROUP_MA = grma,
                   /MAILLE = my,
                 ◇ EVAL_ELGA =/"MAX ",
                               /"MIN ",
                               /"VALE" (by default),
                 # If: (equal_to (" EVAL_ELGA ", 'VALE'))
                     ◆ POINT = int,
                     ◇ SOUS_POINT = int,
             ◇ TITRE = text,
          ),
        ◇ ENERGIE = _F (
             ◇ CALCUL = "OUI ",
          ),
        AFFICHAGE = _F (
             ◇ INFO_RESIDU =/"NON" (by default),
                             /"OUI ",
             ◇ INFO_TEMPS =/"NON" (by default),
                            /"OUI ",
             ◇ UNITE = unit,
             ◇ PAS = int,
          ),
        ARCHIVAGE = _F (
             ◆/PAS_ARCH = int,
               /LIST_INST = listr8,
               /INST = float,
             # If: exists (" INST ") or exists (" LIST_INST ")
                 ◇ CRITERE =/"ABSOLU ",
                             /"RELATIF" (by default),
                 # If: equal_to (" CRITERE ", 'RELATIF')
                     ◇ PRECISION = float (default: 1e-06),
                 # If: equal_to (" CRITERE ", 'ABSOLU')
                     ◆ PRECISION = float,
             ◇ CHAM_EXCLU = text (default: "('RESI_NOEU', 'RESI_RELA_NOEU')"),
          ),
        ◇ CRIT_STAB = _F (
             ◇ OPTION =/"BANDE ",
                        /"CALIBRATION ",
                        /"PLUS_PETITE" (by default),
             # If: (equal_to (" OPTION ", 'BANDE'))
                 ◇ CHAR_CRIT = float,
             # If: (equal_to (" OPTION ", 'PLUS_PETITE'))
                 ◇ NMAX_CHAR_CRIT = int (default: 3),
             # If: (equal_to (" OPTION ", 'CALIBRATION'))
                 ◇ CHAR_CRIT = float,
             ◇ COEF_DIM_ESPACE = int (default: 5),
             ◇ RIGI_GEOM =/"NON ",
                           /"OUI" (by default),
             ◇ MODI_RIGI =/"NON" (by default),
                           /"OUI ",
             ◇ TYPE =/"FLAMBEMENT" (by default),
                      /"STABILITE ",
             ◇ PREC_INSTAB = float (default: 1e-06),
             ◇ SIGNE =/"NEGATIF ",
                       /"POSITIF ",
                       /"POSITIF_NEGATIF" (by default),
             # If: (equal_to (" RIGI_GEOM ", '",' NON ') or equal_to (" MODI_RIGI ",' OUI '))
                 ◇ DDL_EXCLUS =/"DAMG ",
                                /"DCX ",
                                /"DCY ",
                                /"DCZ ",
                                /"DH",
                                /"DRX ",
                                /"DRY ",
                                /"DRZ ",
                                /"XX",
                                /"DY",
                                /"DZ",
                                /"GONF ",
                                /"GRX ",
                                /"H1X",
                                /"H1Y",
                                /"H1Z",
                                /"K1",
                                /"K2",
                                /"K3",
                                /"LAGS_C ",
                                /"LAG_GV ",
                                /"LIAISON ",
                                /"PHI ",
                                /"PRE1 ",
                                /"PRE2 ",
                                /"PRES ",
                                /"PRES11 ",
                                /"PRES12 ",
                                /"PRES13 ",
                                /"PRES21 ",
                                /"PRES22 ",
                                /"PRES23 ",
                                /"PRES31 ",
                                /"PRES32 ",
                                /"PRES33 ",
                                /"TEMP ",
                                /"UI2 ",
                                /"UI3 ",
                                /"UI4 ",
                                /"UI5 ",
                                /"UI6 ",
                                /"UO2 ",
                                /"UO3 ",
                                /"UO4 ",
                                /"UO5 ",
                                /"UO6 ",
                                /"V11",
                                /"V12",
                                /"V13",
                                /"V21",
                                /"V22",
                                /"V23",
                                /"V31",
                                /"V32",
                                /"V33",
                                /"VARI ",
                                /"VI2 ",
                                /"VI3 ",
                                /"VI4 ",
                                /"VI5 ",
                                /"VI6 ",
                                /"VO2 ",
                                /"VO3 ",
                                /"VO4 ",
                                /"VO5 ",
                                /"VO6 ",
                                /"WI1 ",
                                /"WI2 ",
                                /"WI3 ",
                                /"WI4 ",
                                /"WI5 ",
                                /"WI6 ",
                                /"WO",
                                /"WO1 ",
                                /"WO2 ",
                                /"WO3 ",
                                /"WO4 ",
                                /"WO5 ",
                                /"WO6 ",
                 # If: equal_to (" TYPE ", 'STABILITE') and equal_to (" RIGI_GEOM ", 'NON')
                     ◆ DDL_STAB =/"DAMG ",
                                  /"DCX ",
                                  /"DCY ",
                                  /"DCZ ",
                                  /"DH",
                                  /"DRX ",
                                  /"DRY ",
                                  /"DRZ ",
                                  /"XX",
                                  /"DY",
                                  /"DZ",
                                  /"GONF ",
                                  /"GRX ",
                                  /"H1X",
                                  /"H1Y",
                                  /"H1Z",
                                  /"K1",
                                  /"K2",
                                  /"K3",
                                  /"LAGS_C ",
                                  /"LAG_GV ",
                                  /"LIAISON ",
                                  /"PHI ",
                                  /"PRE1 ",
                                  /"PRE2 ",
                                  /"PRES ",
                                  /"PRES11 ",
                                  /"PRES12 ",
                                  /"PRES13 ",
                                  /"PRES21 ",
                                  /"PRES22 ",
                                  /"PRES23 ",
                                  /"PRES31 ",
                                  /"PRES32 ",
                                  /"PRES33 ",
                                  /"TEMP ",
                                  /"UI2 ",
                                  /"UI3 ",
                                  /"UI4 ",
                                  /"UI5 ",
                                  /"UI6 ",
                                  /"UO2 ",
                                  /"UO3 ",
                                  /"UO4 ",
                                  /"UO5 ",
                                  /"UO6 ",
                                  /"V11",
                                  /"V12",
                                  /"V13",
                                  /"V21",
                                  /"V22",
                                  /"V23",
                                  /"V31",
                                  /"V32",
                                  /"V33",
                                  /"VARI ",
                                  /"VI2 ",
                                  /"VI3 ",
                                  /"VI4 ",
                                  /"VI5 ",
                                  /"VI6 ",
                                  /"VO2 ",
                                  /"VO3 ",
                                  /"VO4 ",
                                  /"VO5 ",
                                  /"VO6 ",
                                  /"WI1 ",
                                  /"WI2 ",
                                  /"WI3 ",
                                  /"WI4 ",
                                  /"WI5 ",
                                  /"WI6 ",
                                  /"WO",
                                  /"WO1 ",
                                  /"WO2 ",
                                  /"WO3 ",
                                  /"WO4 ",
                                  /"WO5 ",
                                  /"WO6 ",
             ◇/LIST_INST = listr8,
               /PAS_CALC = int,
               /INST = float,
             ◇ CRITERE =/"ABSOLU ",
                         /"RELATIF" (by default),
             # If: (equal_to (" CRITERE ", 'RELATIF'))
                 ◇ PRECISION = float (default: 1e-06),
             # If: (equal_to (" CRITERE ", 'ABSOLU'))
                 ◆ PRECISION = float,
          ),
        ◇ MODE_VIBR = _F (
             ◇ OPTION =/"BANDE ",
                        /"CALIBRATION ",
                        /"PLUS_PETITE" (by default),
             # If: (equal_to (" OPTION ", 'BANDE'))
                 ◇ FREQ = float,
             # If: (equal_to (" OPTION ", 'PLUS_PETITE'))
                 ◇ NMAX_FREQ = int (default: 3),
             # If: (equal_to (" OPTION ", 'CALIBRATION'))
                 ◇ FREQ = float,
             ◇ MATR_RIGI =/"ELASTIQUE" (by default),
                           /"SECANTE ",
                           /"TANGENTE ",
             ◇ COEF_DIM_ESPACE = int (default: 5),
             ◇/LIST_INST = listr8,
               /PAS_CALC = int,
               /INST = float,
             ◇ CRITERE =/"ABSOLU ",
                         /"RELATIF" (by default),
             # If: (equal_to (" CRITERE ", 'RELATIF'))
                 ◇ PRECISION = float (default: 1e-06),
             # If: (equal_to (" CRITERE ", 'ABSOLU'))
                 ◆ PRECISION = float,
          ),
        ◇ INFO =/1 (by default),
                 /2,
        # If: (equal_to (" INFO ", 2))
            ◇ INFO_DBG =/"APPARIEMENT ",
                         /"CONTACT ",
                         /"FACTORISATION ",
                         /"MECA_NON_LINE ",
                         /"PILOTAGE ",
        ◇ TITRE = text,
    )
    
    ◆: mandatory
    ◇: optional
    : present by default
    &: together
    /: only one among
    |: several possible choices