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MathGroup Archive 2001

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a couple of gripes

  • To: mathgroup at smc.vnet.net
  • Subject: [mg29751] a couple of gripes
  • From: "Joshua A. Solomon" <J.A.Solomon at city.ac.uk>
  • Date: Sat, 7 Jul 2001 02:25:56 -0400 (EDT)
  • Sender: owner-wri-mathgroup at wolfram.com

When I evaluate 
Integrate[f[x]*If[x==y,1,0],{x,-Infinity,Infinity}]
I don't get 
f[y].

When I evaluate 
PDF[NormalDistribution[x,0],x]
I don't get 
1.

js
-- 
Joshua A. Solomon
Department of Optometry and Visual Science
City University
London EC1V 0HB
Voice: (44) 20 7040 0192
Secretary/Fax: (44) 20 7040 0182
J.A.Solomon at city.ac.uk
http://www.staff.city.ac.uk/~solomon



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