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[r168]: / trunk / include / zcovector- / zcovector-calc.hpp  Maximize  Restore  History

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//=============================================================================
/*! return a transposed row vector */
inline _zrovector t(const zcovector& covec)
{CPPL_VERBOSE_REPORT;
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)
{CPPL_VERBOSE_REPORT;
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)
{CPPL_VERBOSE_REPORT;
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)
{CPPL_VERBOSE_REPORT;
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)
{CPPL_VERBOSE_REPORT;
return izamax_(vec.l, vec.array, 1) -1;
}
//=============================================================================
/*! return its largest absolute value */
inline comple damax(const zcovector& vec)
{CPPL_VERBOSE_REPORT;
return vec.array[izamax_(vec.l, vec.array, 1) -1];
}
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