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// ************************************************************************************************
//
// BornAgain: simulate and fit reflection and scattering
//
//! @file Base/Spin/Spinor.cpp
//! @brief Implements class Spinor.
//!
//! @homepage http://www.bornagainproject.org
//! @license GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2018
//! @authors Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
// ************************************************************************************************
#include "Base/Spin/Spinor.h"
Spinor::Spinor(complex_t u_, complex_t v_)
: u(u_)
, v(v_)
{
}
Spinor Spinor::Zero()
{
return {0, 0};
}
Spinor Spinor::operator+(const Spinor& o) const
{
return {u + o.u, v + o.v};
}
Spinor Spinor::operator-(const Spinor& o) const
{
return {u - o.u, v - o.v};
}
Spinor Spinor::operator*(complex_t f) const
{
return {u * f, v * f};
}
Spinor Spinor::operator/(complex_t f) const
{
return {u / f, v / f};
}
Spinor operator*(complex_t f, const Spinor& m)
{
return m * f;
}
complex_t DotProduct(const Spinor& r, const Spinor& t)
{
return r.u * t.u + r.v * t.v;
}
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