More gaussian integration bugs

*To*: mathgroup at yoda.physics.unc.edu*Subject*: More gaussian integration bugs*From*: lsf at holmes.astro.nwu.edu (Sam Finn)*Date*: Tue, 7 Apr 92 18:24:39 CDT

Mathematica version 2.0.4.5 The following integral is incorrect. The sign of the result is a clear tip-off; moreover, it is a tabulated integral and can be found in Gradshteyn & Ryzhik (3.462 4). Mathematica 2.0 for SPARC Copyright 1988-91 Wolfram Research, Inc. -- OPEN LOOK graphics initialized -- In[1]:= Integrate[x Exp[-(x-1)^2] , {x, -Infinity, Infinity}] 3 3 -(2 E Sqrt[Pi] + HypergeometricU[-, -, 1]) 2 2 Out[1]= ------------------------------------------ 2 E In[2]:= N[%] Out[2]= -1.86153 In[3]:= $Version Out[3]= SPARC 2.0 (November 9, 1991) In[4]:=