ell1d class

Ellipsoid Method for special 1D case.

Constructors, destructors, conversion operators

ell1d(const double l, const double u) noexcept: Construct a new ell1d object.
ell1d(const ell1d& E) defaulted explicit: Construct a new ell1d object.

auto xc() const noexcept -> double -> auto: Get the center of the ellipsoid.
auto set_xc(const double xc) noexcept -> void -> auto: Set the xc object.
auto tsq() const -> double -> constexpr auto: Get the squared radius of the ellipsoid.
auto update(const std::pair<double, double>& cut) noexcept -> CutStatus -> auto: Update the 1D ellipsoid using a deep cut.
auto update_central_cut(const std::pair<double, double>& cut) noexcept -> CutStatus -> auto: Update the 1D ellipsoid using a central cut.

Construct a new ell1d object.

Parameters
l in
u in

Construct a new ell1d object.

Parameters
E in

Get the center of the ellipsoid.

Returns	double The center of the ellipsoid.

Set the xc object.

Parameters
xc in

Get the squared radius of the ellipsoid.

Returns	double The squared radius.

Update the 1D ellipsoid using a deep cut.

Parameters
cut in	A pair containing (gradient, beta) representing the cut
Returns	CutStatus The status of the cut operation

Update the 1D ellipsoid using a central cut.

Parameters
cut in	A pair containing (gradient, beta) representing the cut
Returns	CutStatus The status of the cut operation