formulario di Abramowitz e Stegun - formula 10.4.45

$$\text{Hi}'\left(z\right)=\dfrac{2}{3}\text{Bi}'\left(z\right)+ \int_0^z \left[\text{Ai}\left(t\right) \text{Bi}'\left(z\right)-\text{Ai}'\left(z\right)\text{Bi}\left(t\right) \right]dt $$