NRD1r75
static const long double RD1r75[NRD1r75 + 1] =
p = z * neval (z, RN1r75, NRN1r75) / deval (z, RD1r75, NRD1r75);
/ deval (z, RD1r75, NRD1r75);
p = z * neval (z, RN1r75, NRN1r75) / deval (z, RD1r75, NRD1r75);