public double[,] GetPointMatrixH(Jacobian jacobian, double conductivity)
{
double[] dndx = jacobian.GetdNdx();
double[] dndy = jacobian.GetdNdy();
double det = jacobian.GetDetJ();
double[,] tmpdndx = MatrixOperations.multiply(dndx, MatrixOperations.transpose(dndx), det);
double[,] tmpdndy = MatrixOperations.multiply(dndy, MatrixOperations.transpose(dndy), det);
return(MatrixOperations.multiply(MatrixOperations.addition(tmpdndx, tmpdndy), new double[] { conductivity }));
}
public double[,] GetPointMatrixC(UniversalElement universalElement, double det, double specificHeat, double density)
{
double[] shapeFunctions = universalElement.GetShapeFun();
return(MatrixOperations.multiply(shapeFunctions, MatrixOperations.transpose(shapeFunctions), det * specificHeat * density));
}
public double[,] GetPcMatrix(double alfa)
{
double[] n = GetNVector();
return(MatrixOperations.multiply(n, MatrixOperations.transpose(n), alfa));
}
