2 #include "QuadrilateralElement.h" 54 MatrixXd
getBMatrix(MatrixXd jacobi,
double xi,
double eta);
72 MatrixXd
getJacobi(
double xi,
double eta);
MatrixXd getBMatrix(MatrixXd jacobi, double xi, double eta)
Calculates and returns for this element type.
Definition: Q9Element.cpp:46
void calculateStiffnessMatrix()
Calculates stiffness matrix .
Definition: Q9Element.cpp:77
MatrixXd getNMatrix(double xi, double eta)
Calculates and returns for this element type.
Definition: Q9Element.cpp:14
MatrixXd getN_etaMatrix(double xi, double eta)
Calculates and returns for this element type.
Definition: Q9Element.cpp:36
MatrixXd getN_xiMatrix(double xi, double eta)
Calculates and returns for this element type.
Definition: Q9Element.cpp:26
Class for implementation of quadrilateral elements.
Definition: QuadrilateralElement.h:5
Class for implementation of Q9 elements.
Definition: Q9Element.h:5
MatrixXd getJacobi(double xi, double eta)
Calculates and returns for this element type.
Definition: Q9Element.cpp:63