# Math Help - I need an urgent answer

1. ## I need an urgent answer

I'm new here so sorry for my innadecvate language. The problem is that I need to calculate the error function for exp(-x^2). Please, if someone knows help me.
Regards,
Octavian

2. ## Re: I need an urgent answer

Are you referring to $erf (x)$?

Error function - Wikipedia, the free encyclopedia