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Integral of e^(constant)x^2 
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#1
Nov1603, 11:20 PM

P: 2

Need the integral of e^(constant)x^2.........don't want to use guass integral trick



#2
Nov1603, 11:25 PM

P: 837

Here is a thread that discusses various ways for evaluating Gaussian integrals,
http://www.nrich.maths.org/askedNRICH/edited/2171.html but the equations may not come across on your browser. 


#3
Nov1703, 06:56 PM

Sci Advisor
P: 6,058

The indefinite integral cannot be expressed in simple form. Usually it is given in terms of a function called "erf", which is simply a standard form (constant=1/2) integral.



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