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[r126]: / trunk / include / zcovector- / zcovector-calc.hpp  Maximize  Restore  History

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//=============================================================================
/*! return a transposed row vector */
inline _zrovector t(const zcovector& covec)
{
#ifdef CPPL_VERBOSE
std::cerr << "# [MARK] t(const zcovector&)"
<< std::endl;
#endif//CPPL_VERBOSE
zrovector rovec(covec.L);
zcopy_(covec.L, covec.Array, 1, rovec.array, 1);
return _(rovec);
}
//=============================================================================
/*! return its conjugated vector */
inline _zcovector conj(const zcovector& vec)
{
#ifdef CPPL_VERBOSE
std::cerr << "# [MARK] conj(const zcovector&)"
<< std::endl;
#endif//CPPL_VERBOSE
zcovector newvec(vec.L);
for(long i=0; i<vec.L; i++){ newvec(i) =std::conj(vec(i)); }
return _(newvec);
}
//=============================================================================
/*! return a conjugate transposed row vector */
inline _zrovector conjt(const zcovector& covec)
{
#ifdef CPPL_VERBOSE
std::cerr << "# [MARK] conjt(const zcovector&)"
<< std::endl;
#endif//CPPL_VERBOSE
zrovector rovec(covec.L);
for(long i=0; i<covec.L; i++){ rovec(i) =std::conj(covec(i)); }
return _(rovec);
}
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
//=============================================================================
/*! return its Euclidean norm */
inline double nrm2(const zcovector& vec)
{
#ifdef CPPL_VERBOSE
std::cerr << "# [MARK] nrm2(const zcovector&)"
<< std::endl;
#endif//CPPL_VERBOSE
return dznrm2_(vec.L, vec.Array, 1);
}
//=============================================================================
/*! return the index of element having the largest absolute value
in 0-based numbering system */
inline long idamax(const zcovector& vec)
{
#ifdef CPPL_VERBOSE
std::cerr << "# [MARK] idamax(const zcovector&)"
<< std::endl;
#endif//CPPL_VERBOSE
return izamax_(vec.L, vec.Array, 1) -1;
}
//=============================================================================
/*! return its largest absolute value */
inline std::complex<double> damax(const zcovector& vec)
{
#ifdef CPPL_VERBOSE
std::cerr << "# [MARK] damax(const zcovector&)"
<< std::endl;
#endif//CPPL_VERBOSE
return vec.Array[izamax_(vec.L, vec.Array, 1) -1];
}
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