sin_poly_quarterturn_()

template<typename F>

F fl::detail::sin_poly_quarterturn_ ( F x )

inline

Definition at line 170 of file math.cpp.hpp.

                                                {
    // sin(x) ≈ x - x³/6 + x⁵/120 - x⁷/5040
    const F x2 = x * x;
    return x * (F(1) - x2 * (F(1.0 / 6.0) - x2 * (F(1.0 / 120.0) - x2 * F(1.0 / 5040.0))));
}

References FL_NOEXCEPT, and fl::x.

Referenced by sin_reduce_().

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