1 / | -pi*I | 3 -pi*I ------ / pi*I\ | x ------ 3 ___ 3 | e | | -- 3 ___ 3 \/ 3 *e *gamma(1/3)*lowergamma|1/3, -----| | 3 \/ 3 *e *gamma(1/3)*lowergamma(1/3, 0) \ 3 / | E dx = - ------------------------------------------- + ----------------------------------------------- | 9*gamma(4/3) 9*gamma(4/3) / 0
1.09192894260523