1. Syntax#

evol_noli = MECA_NON_LINE (
    ◇ reuse = <objet de RESULTAT >,
    ◇ RESULTAT = evol_noli,
    ◆ MODELE = model,
    ◆ CHAM_MATER = cham_master,
    ◇ CARA_ELEM = cara_elem,
    ◇ EXCIT = _F (
         ◆ CHARGE = char_cine_meca/char_meca,
         ◇ FONC_MULT = function/formula/table cloth,
         ◇ TYPE_CHARGE = "FIXE_CSTE ",
      ),
    ◇ CONTACT = _F (
         ◆ DEFINITION = char_cont/char_frot,
         ◇ ALGO_RESO_GEOM =/"NEWTON" (by default),
                            /"POINT_FIXE ",
         # If: equal_to (" ALGO_RESO_GEOM ", 'NEWTON')
             ◇ RESI_GEOM = float (default: 1e-06),
         # If: equal_to (" ALGO_RESO_GEOM ", 'POINT_FIXE')
             ◇ REAC_GEOM =/"AUTOMATIQUE" (by default),
                           /"CONTROLE ",
                           /"SANS ",
             # If: equal_to (" REAC_GEOM ", 'AUTOMATIQUE')
                 ◇ ITER_GEOM_MAXI = int (default: 10),
                 ◇ RESI_GEOM = float (default: 1e-06),
             # If: equal_to (" REAC_GEOM ", 'CONTROLE')
                 ◇ NB_ITER_GEOM = int (default: 2),
         # If: is_type (" DEFINITION ") == char_rot
             # If: equal_to (" ALGO_RESO_GEOM ", 'NEWTON')
                 ◇ ALGO_RESO_FROT = "NEWTON ",
             # If: equal_to (" ALGO_RESO_GEOM ", 'POINT_FIXE')
                 ◇ ALGO_RESO_FROT =/"NEWTON ",
                                    /"POINT_FIXE" (by default),
                 # If: equal_to (" ALGO_RESO_FROT ", 'POINT_FIXE')
                     ◇ ITER_FROT_MAXI = int (default: 10),
             ◇ RESI_FROT = float (default: 0.0001),
      ),
    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),
         # If: is_in (" RELATION ", ('VMIS_ISOT_LINE', '', '', 'VMIS_CINE_LINE', 'VMIS_ECMI_LINE', 'VMIS_ISOT_TRAC', 'VMIS_CIN1_CHAB', 'VMIS_CIN2_CHAB', ''))
             ◇ POST_INCR =/"REST_ECRO ",
                           /"SANS ",
         ◆/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,
           | COHE=cham_elem,
         ◇ 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,
      ),
    ◇ 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),
      ),
    ◆ 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,
      ),
    ◇ METHODE =/"NEWTON" (by default),
                /"RASPEN ",
                /"SNES ",
    # If: equal_to (" METHODE ", 'NEWTON', '') or equal_to (" METHODE ", 'SNES') or equal_to (" METHODE ", '', 'RASPEN')
        NEWTON = _F (
             ◇ PREDICTION =/"ELASTIQUE ",
                            /"TANGENTE ",
             ◇ MATRICE =/"ELASTIQUE ",
                         /"TANGENTE" (by default),
             ◇ REAC_ITER = int (default: 1),
             ◇ REAC_INCR = int (default: 1),
          ),
    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),
      ),
    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')"),
      ),
    # If: equal_to (" METHODE ", 'NEWTON')
        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),
          ),
    # If: equal_to (" METHODE ", 'SNES')
        SOLVEUR = _F (
             ◇ METHODE = "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 ",
             # 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 ",
                 ◇ 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),
          ),
    # If: equal_to (" METHODE ", 'RASPEN')
        SOLVEUR = _F (
             ◇ METHODE = "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 ",
             # 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 ",
                 ◇ 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),
          ),
    ◇ SCHEMA_TEMPS = _F (
         ◆ SCHEMA = "NEWMARK" (or not specified),
         ◇ COEF_MASS_SHIFT = float (default: 0.0),
         # If: equal_to (" SCHEMA ", 'NEWMARK')
             ◇ BETA = float (default: 0.25),
             ◇ GAMMA = float (default: 0.5),
         # If: not equal_to (" SCHEMA ", 'TCHAMWA') and not equal_to (" SCHEMA ", 'DIFF_CENT')
             ◆ FORMULATION = "DEPLACEMENT" (or not specified),
      ),
    ◇ INFO =/1,
             /2,
             /3,
             /4,
)

◆: mandatory
◇: optional
: present by default
&: together
/: only one among
|: several possible choices