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MathGroup Archive 2004

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Re: Speed of V5 vs V4

  • To: mathgroup at smc.vnet.net
  • Subject: [mg46646] Re: Speed of V5 vs V4
  • From: drbob at bigfoot.com (Bobby R. Treat)
  • Date: Thu, 26 Feb 2004 17:53:44 -0500 (EST)
  • References: <c1iqqf$68h$1@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

It ran in 0.51 seconds with 5.0.1 on my Mac G5, so even if 4.2 is 10
times faster, um...?

Timing[NIntegrate[(Sin[q])^2,{q,0,Pi},WorkingPrecision->15,MaxPoints->7000]]

{0.53 Second,1.5708}

Integrate[(Sin[q])^2,{q,0,Pi}]

Pi/2

Bobby

Bill NoSPAM <phantom at aol.com> wrote in message news:<c1iqqf$68h$1 at smc.vnet.net>...
> Can anybody tell me why this should take about 10 times as long in version 5.01 as in
> version 4.2?
> 
> Timing[NIntegrate[(Sin[q])^2,{q,0,Pi},WorkingPrecision->15,MaxPoints->7000]]
> 
> This is after a clean install of each version, so all the settings are at their default
> values.


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