# General

A_matrix | kinematic matrix of structural model with 2d/3d truss and 2d frame elements |

Add_Damping2State | setup damping matrix of structural model as field of data structure STATE |

Add_Mass2Model | sets up lumped or consistent mass in Model.M |

Aj_matrix | kinematic matrix of structural model with 2d/3d truss and 2d frame elements |

B_matrix | equilibrium matrix of structural model with 2d/3d truss and 2d frame elements |

Bbar_matrix | function for determining force influence matrices of structural model |

BbariBbarx_matrix | force influence matrices of primary structure from equilibrium matrix Bf |

Condense_MV | condense matrix Kf and vector Pf to a reduced set idr of degrees of freedom |

Create_Damping | setup damping matrix of structural model |

Create_Loading | create data structure Loading with reference vector(s) for applied forces and imposed displacements |

Create_Model | creates data structure Model from node coordinates, connectivity and boundary conditions |

Create_NodalForces | set up reference vector of applied forces |

Create_NodalMass | free dof lumped mass vector for structural model |

Create_NodeDispl | set up reference vector of imposed displacements at restrained dofs |

Create_PwForces | set up equivalent nodal forces due to uniform element loading w |

Create_SimpleModel | create data structure Model from node coordinates, connectivity and boundary conditions |

Extract_Str2ElState | extract element state from structure state |

Fs_matrix | block diagonal matrix of element flexibity matrices for structural model |

Kf_matrix | stiffness matrix at free dofs of structural model |

Ks_matrix | block diagonal matrix of basic element stiffness matrices for structural model |

Localize | returns the node coordinates and id array of element |

Q0_vector | initial (fixed-end) force vector for structural model |

Structure | performs requested action on group of elements |

SubIncr4ElemntSD | element displacement increment subdivision for state determination |

V0_vector | initial element deformation vector for the structural model |