CompMatr

Functions for pre- or post-multiplying general many-target dense matrices (as CompMatr) upon density matrices. More...

Functions
void	leftapplyCompMatr (Qureg qureg, int *targets, int numTargets, CompMatr matrix)
void	rightapplyCompMatr (Qureg qureg, int *targets, int numTargets, CompMatr matrix)

Detailed Description

Functions for pre- or post-multiplying general many-target dense matrices (as CompMatr) upon density matrices.

Function Documentation

leftapplyCompMatr()

void leftapplyCompMatr	(	Qureg	qureg,
		int *	targets,
		int	numTargets,
		CompMatr	matrix )

Note

Documentation for this function or struct is under construction!

See also

• applyCompMatr()
• leftapplyCompMatr1()

Definition at line 100 of file multiplication.cpp.

                                                                                   {
    validate_quregFields(qureg, __func__);
    validate_targets(qureg, targets, numTargets, __func__);
    validate_matrixDimMatchesTargets(matrix, numTargets, __func__); // also validates fields and is-sync
    validate_mixedAmpsFitInNode(qureg, numTargets, __func__);
 
    bool conj = false;
    bool transp = false;
    localiser_statevec_anyCtrlAnyTargDenseMatr(qureg, {}, {}, util_getVector(targets, numTargets), matrix, conj, transp);
}

Referenced by leftapplyCompMatr().

rightapplyCompMatr()

void rightapplyCompMatr	(	Qureg	qureg,
		int *	targets,
		int	numTargets,
		CompMatr	matrix )

Note

Documentation for this function or struct is under construction!

See also

• rightapplyCompMatr1()

Definition at line 111 of file multiplication.cpp.

                                                                                    {
    validate_quregFields(qureg, __func__);
    validate_quregIsDensityMatrix(qureg, __func__);
    validate_targets(qureg, targets, numTargets, __func__);
    validate_matrixDimMatchesTargets(matrix, numTargets, __func__); // also validates fields and is-sync
    validate_mixedAmpsFitInNode(qureg, numTargets, __func__);
 
    // rho matrix ~ transpose(rho) (x) I ||rho>>
    bool conj = false;
    bool transp = true;
    auto qubits = util_getBraQubits(util_getVector(targets, numTargets), qureg);
    localiser_statevec_anyCtrlAnyTargDenseMatr(qureg, {}, {}, qubits, matrix, conj, transp);
}

Referenced by rightapplyCompMatr().