Re: Integration
- To: mathgroup at smc.vnet.net
- Subject: [mg90301] Re: Integration
- From: "David Park" <djmpark at comcast.net>
- Date: Sat, 5 Jul 2008 04:49:06 -0400 (EDT)
- References: <g4kl8m$lru$1@smc.vnet.net>
Rohan,
You didn't give us enough of a record of what you actually did. I suspect
that you didn't actually define f properly.
Here is an example that works.
f[x_] := x
NIntegrate[f[x], {x, 0, 1}]
0.5
N[Integrate[f[x], {x, 0, 1}]]
0.5
--
David Park
djmpark at comcast.net
http://home.comcast.net/~djmpark/
"Eomer" <eomer_28 at hotmail.com> wrote in message
news:g4kl8m$lru$1 at smc.vnet.net...
> Hello,
>
> I would like to numerically integrate a particular function. I define f to
> be equal to that function. Then, I do N[Integrate[f,{x,0,1}]. The output
> is f. Why? Why don't I get an answer?
>
> Thanks
> Rohan.
>