# Math Help - exponential integral

1. ## exponential integral

i have a hard integral .... i try to solve it but i stop when i get this

can any one help me

2. Originally Posted by sweet
i have a hard integral .... i try to solve it but i stop when i get this

can any one help me
The answer involves the hypergeometric function. Are you familiar with it?

3. Originally Posted by mr fantastic
The answer involves the hypergeometric function. Are you familiar with it?
no it is not familiar

can u give me more explain

tankx for ur help

4. Originally Posted by sweet
no it is not familiar

can u give me more explain

tankx for ur help
Hypergeometric Function -- from Wolfram MathWorld

Why do you want to solve an integral that:

1. Has no elementary primitive?

2. Involves a non-elementary function you're not familiar with?