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MathGroup Archive 2013

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Convolve : Different Looking Results

  • To: mathgroup at smc.vnet.net
  • Subject: [mg130631] Convolve : Different Looking Results
  • From: Polar Coords <pcoords29 at gmail.com>
  • Date: Fri, 26 Apr 2013 23:11:18 -0400 (EDT)
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Dear Mathgroup,

May be someone could please explain the following behaviour :


     In[15]:= Convolve[Exp[-x] UnitStep[x], Sin[2 x] UnitStep[x], x, y,
Assumptions -> y > 0]

Out[15]= -(2/5) (Cos[2 y] - Cosh[y] - Cos[y] Sin[y] + Sinh[y])




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