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Inverse Matrix

Functions

bool itpp::inv (const mat &X, mat &Y)
 Inverse of real square matrix.
mat itpp::inv (const mat &X)
 Inverse of real square matrix.
bool itpp::inv (const cmat &X, cmat &Y)
 Inverse of complex square matrix.
cmat itpp::inv (const cmat &X)
 Inverse of real square matrix.

Detailed Description

Function Documentation

◆ inv() [1/4]

ITPP_EXPORT 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 87 of file inv.cpp.

References it_error.

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

◆ inv() [2/4]

ITPP_EXPORT 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 109 of file inv.cpp.

References inv().

◆ inv() [3/4]

ITPP_EXPORT 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 93 of file inv.cpp.

References it_error.

◆ inv() [4/4]

ITPP_EXPORT 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 101 of file inv.cpp.

References inv().

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