Advanced Analysis Library Only
double ExpIntegral (double x, int n);
Computes the exponential integral function, which is defined as follows:
Input | ||
Name | Type | Description |
x | double-precision | The x variable in the exponential integral formula. |
n | integer | The n variable in the exponential integral formula. |
Name | Type | Description |
result | double-precision | The value of the exponential integral function. |