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Re: evaluate assuming odd integers?
*To*: mathgroup at smc.vnet.net
*Subject*: [mg58997] Re: [mg58961] evaluate assuming odd integers?
*From*: stephen layland <layland at wolfram.com>
*Date*: Tue, 26 Jul 2005 04:02:25 -0400 (EDT)
*References*: <200507250512.BAA04841@smc.vnet.net>
*Sender*: owner-wri-mathgroup at wolfram.com
and thus spake ab at sd.com [2005.07.25 @ 00:46]:
> Is there a way in Mathematica to evaluate an expression assuming some
> varialbe is Odd integer, for example in below integral how can i tell it
> that n is odd integer in the Assumptions section of FullSimplify command or
> the integral itself??:
> In[35]:=
> Integrate[Sin[n*Pi*(z/L)], {z, 0, L}]
> FullSimplify[%, n \[Element] Integers && n >= 0 &&
> L \[Element] Reals && L > 0 && z \[Element] Reals]
OddQ[]
--
/*------------------------------*\
| stephen layland |
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