275    static const T half_pi = boost::math::constants::half_pi<T>();  in check_spots()  local
276    static const T quarter_pi = half_pi / 2;  in check_spots()
299    check_complex(ct(half_pi), result, 2);  in check_spots()
302    check_complex(ct(half_pi), result, 2);  in check_spots()
305    check_complex(ct(half_pi), result, 2);  in check_spots()
308    check_complex(ct(half_pi), result, 2);  in check_spots()
313       BOOST_CHECK_CLOSE(result.real(), half_pi, eps*200);  in check_spots()
317       BOOST_CHECK_CLOSE(result.real(), half_pi, eps*200);  in check_spots()
323       BOOST_CHECK_CLOSE(result.real(), half_pi, eps*200);  in check_spots()
327       BOOST_CHECK_CLOSE(result.real(), half_pi, eps*200);  in check_spots()
444    BOOST_CHECK_CLOSE(result.imag(), half_pi, eps*200);  in check_spots()
448    BOOST_CHECK_CLOSE(result.imag(), -half_pi, eps*200);  in check_spots()
452    BOOST_CHECK_CLOSE(result.imag(), half_pi, eps*200);  in check_spots()
456    BOOST_CHECK_CLOSE(result.imag(), -half_pi, eps*200);  in check_spots()
462       BOOST_CHECK_CLOSE(result.imag(), half_pi, eps*200);  in check_spots()
466       BOOST_CHECK_CLOSE(result.imag(), -half_pi, eps*200);  in check_spots()
569       BOOST_CHECK_CLOSE(result.imag(), half_pi, eps*200);  in check_spots()
573       BOOST_CHECK_CLOSE(result.imag(), -half_pi, eps*200);  in check_spots()
577       BOOST_CHECK_CLOSE(result.imag(), -half_pi, eps*200);  in check_spots()
581       BOOST_CHECK_CLOSE(result.imag(), half_pi, eps*200);  in check_spots()
729       BOOST_CHECK_CLOSE(result.imag(), half_pi, eps*200);  in check_spots()
733       BOOST_CHECK_CLOSE(result.imag(), -half_pi, eps*200);  in check_spots()
737       BOOST_CHECK_CLOSE(result.imag(), -half_pi, eps*200);  in check_spots()
741       BOOST_CHECK_CLOSE(result.imag(), half_pi, eps*200);  in check_spots()
758       BOOST_CHECK_CLOSE(result.imag(), half_pi, eps*200);  in check_spots()
762       BOOST_CHECK_CLOSE(result.imag(), -half_pi, eps*200);  in check_spots()
766       BOOST_CHECK_CLOSE(result.imag(), -half_pi, eps*200);  in check_spots()
770       BOOST_CHECK_CLOSE(result.imag(), half_pi, eps*200);  in check_spots()
774       BOOST_CHECK_CLOSE(result.imag(), half_pi, eps*200);  in check_spots()
778       BOOST_CHECK_CLOSE(result.imag(), -half_pi, eps*200);  in check_spots()
782       BOOST_CHECK_CLOSE(result.imag(), -half_pi, eps*200);  in check_spots()
786       BOOST_CHECK_CLOSE(result.imag(), half_pi, eps*200);  in check_spots()
809       BOOST_CHECK_CLOSE(result.imag(), half_pi, eps*200);  in check_spots()
813       BOOST_CHECK_CLOSE(result.imag(), -half_pi, eps*200);  in check_spots()