internal static bool Inscribes(this CircularStack <KtPoint2D> points, KtPoint2D point) => !points.EdgesHasThePoint(point) && !points.InteriorAngle(point).IsZero;
internal static bool Inscribes(this CircularStack <KtPoint2D> points, KtPoint2D point) => !points.EdgesHasThePoint(point) && !points.InteriorAngle(point).IsZero;