Spectral Integral Suite in C++
Macros | Typedefs | Functions
Ex_11.cpp File Reference

Solving for the most amplified structures from the linearized equations governing plane Poiseuille flow of a Newtonian fluid. More...

Detailed Description

Solving for the most amplified structures from the linearized equations governing plane Poiseuille flow of a Newtonian fluid.

We compute the principle singular values using an SVD and plot the most amplified structures.

Definition in file Ex_11.cpp.

Include dependency graph for Ex_11.cpp:

Go to the source code of this file.

Macros

#define EIGEN_USE_BLAS
 
#define SIS_USE_LAPACK
 

Typedefs

typedef complex< double > Cd_t
 
typedef valarray< complex< double > > Vcd_t
 

Functions

complex< double > ii (0.0, 1.0)
 
int main ()
 

Macro Definition Documentation

◆ EIGEN_USE_BLAS

#define EIGEN_USE_BLAS

Definition at line 7 of file Ex_11.cpp.

◆ SIS_USE_LAPACK

#define SIS_USE_LAPACK

Definition at line 8 of file Ex_11.cpp.

Typedef Documentation

◆ Cd_t

typedef complex<double> Cd_t

Definition at line 15 of file Ex_11.cpp.

◆ Vcd_t

typedef valarray<complex<double> > Vcd_t

Definition at line 16 of file Ex_11.cpp.

Function Documentation

◆ ii()

complex<double> ii ( 0.  0,
1.  0 
)

Referenced by main(), and sis::sis_setup().

◆ main()

int main ( )

Definition at line 19 of file Ex_11.cpp.

References sis::Linop< T >::coef, sis::SingularValueDecomposition< T >::compute(), sis::GeneralizedEigenSolver< T >::eigenvalues, sis::BcMat< T >::eval, ii(), sis::BcMat< T >::L, sis::N, std::pow(), std::real(), sis::LinopMat< T >::resize(), sis::setChebPts(), sis::sis_setup(), sis::vtkExportCartesian3D(), and sis::y().