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Re: Integrate problem?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg62120] Re: Integrate problem?
  • From: "Jens-Peer Kuska" <kuska at informatik.uni-leipzig.de>
  • Date: Sat, 12 Nov 2005 03:31:17 -0500 (EST)
  • Organization: Uni Leipzig
  • References: <dl1j6h$t54$1@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

Hi,

my Mathematica say
Integrate[Sin[t]Sign[Sin[.999t]], {t, 0, 2Pi}]

3.99999

NIntegrate[Sin[t]Sign[Sin[.999t]], {t, 0, 2Pi}]

3.99999

Regards

  Jens

"Martin Manscher" <mm01 at danfoss.com> schrieb im 
Newsbeitrag news:dl1j6h$t54$1 at smc.vnet.net...
| In[48]:=
| Integrate[Sin[t]Sign[Sin[.999t]],{t,0,2p}]
|
| Out[48]=
| 2. - 1.91585*10^-14 I
|
| In[49]:=
| NIntegrate[Sin[t]Sign[Sin[.999t]],{t,0,2p}]
|
| Out[49]=
| 4.
|
| Why?
| /Martin
| 



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