integral of e^-(constant)x^2


by Kristen
Tags: econstantx2, integral, integrals
Kristen
Kristen is offline
#1
Nov16-03, 11:20 PM
P: 2
Need the integral of e^-(constant)x^2.........don't want to use guass integral trick
Phys.Org News Partner Science news on Phys.org
Going nuts? Turkey looks to pistachios to heat new eco-city
Space-tested fluid flow concept advances infectious disease diagnoses
SpaceX launches supplies to space station (Update)
Ambitwistor
Ambitwistor is offline
#2
Nov16-03, 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.
mathman
mathman is offline
#3
Nov17-03, 06:56 PM
Sci Advisor
P: 5,935
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.


Register to reply

Related Discussions
Integrals Calculus & Beyond Homework 7
Question about Gaussian Integrals and Path Integrals General Physics 2
Finite-part integrals (Hadamard) integrals with Mathematica Math & Science Software 11
Integrals Introductory Physics Homework 2
integrals Introductory Physics Homework 3