P7
P7 = +2.67544168821852702827123344217198187229611470514e-0011L,
(P5 + t * (P6 + t * P7)))))));
* (P5 + z * (P6 + z * (P7 + z)));
(P5 + z * (P6 + z * (P7 + z)))));
(P5 + z * (P6 + z * (P7 + z)));
(P5 + z * (P6 + z * (P7 + z)));
(P5 + z * (P6 + z * (P7 + z * (P8 + z * P9)))));
(P6 + z * (P7 + z * (P8 + z * P9)))));
+ (w * w) * (P5 + w * P6 + (w * w) * P7)));
P7 = .000004069227854328982921366736003458838031087153635406494140625L;