Re: NIntegrate to arbitrary precision
- To: mathgroup at smc.vnet.net
- Subject: [mg49574] Re: NIntegrate to arbitrary precision
- From: "Alan" <info at optioncity.REMOVETHIS.net>
- Date: Fri, 23 Jul 2004 06:01:45 -0400 (EDT)
- References: <cdnq4t$l4n$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
"Aaron Fude" <aaronfude at yahoo.com> wrote in message news:cdnq4t$l4n$1 at smc.vnet.net... > Hi, > > Can I integrate a function (that can only be integrated numerically) to, > say, 20 digits? If yes, can somebody give an example of doing it? Sure, g[a_, AG_] := NIntegrate[ Sin[x^2 + 3]/(x^2 + 7), {x, 0, a}, AccuracyGoal -> AG, WorkingPrecision -> (AG + 10)] In[22] := g[2,20] Out[22] = -0.0869701268175892780429