Inverse Matrix
[Linear Algebra]


Functions
bool	itpp::inv (const mat &X, mat &Y)
	Inverse of real square matrix. Calculate the inverse of the real matrix $\mathbf{X}$ .
mat	itpp::inv (const mat &X)
	Inverse of real square matrix. Calculate the inverse of the real matrix $\mathbf{X}$ .
bool	itpp::inv (const cmat &X, cmat &Y)
	Inverse of complex square matrix. Calculate the inverse of the complex matrix $\mathbf{X}$ .
cmat	itpp::inv (const cmat &X)
	Inverse of real square matrix. Calculate the inverse of the complex matrix $\mathbf{X}$ .

Function Documentation

bool itpp::inv	(	const mat &	X,
		mat &	Y
	)

Inverse of real square matrix.

Calculate the inverse of the real matrix $\mathbf{X}$ .

Solves the equation system $\mathbf{Y} \mathbf{X} = \mathbf{I}$ using LU-factorization. IT++ needs to be compiled with the LAPACK for the inverse to be available.

Definition at line 88 of file inv.cpp.

References it_error.

Referenced by itpp::Modulator_NCD::demodulate_soft_bits(), itpp::Modulator_NRD::demodulate_soft_bits(), itpp::inv(), itpp::is_unitary(), and itpp::MOG_generic::setup_covs().

mat itpp::inv ( const mat & X )

Inverse of real square matrix.

Calculate the inverse of the real matrix $\mathbf{X}$ .

Solves the equation system $\mathbf{Y} \mathbf{X} = \mathbf{I}$ using LU-factorization. IT++ needs to be compiled with LAPACK support for the inverse to be available.

Definition at line 110 of file inv.cpp.

References itpp::inv().

bool itpp::inv	(	const cmat &	X,
		cmat &	Y
	)

Inverse of complex square matrix.

Calculate the inverse of the complex matrix $\mathbf{X}$ .

Solves the equation system $\mathbf{Y} \mathbf{X} = \mathbf{I}$ using LU-factorization. IT++ needs to be compiled with LAPACK support for the inverse to be available.

Definition at line 94 of file inv.cpp.

References it_error.

cmat itpp::inv ( const cmat & X )

Inverse of real square matrix.

Calculate the inverse of the complex matrix $\mathbf{X}$ .

Solves the equation system $\mathbf{Y} \mathbf{X} = \mathbf{I}$ using LU-factorization. IT++ needs to be compiled with the LAPACK for the inverse to be available.

Definition at line 102 of file inv.cpp.

References itpp::inv().

Inverse Matrix [Linear Algebra]

Functions

Function Documentation

Inverse Matrix
[Linear Algebra]