Re: Re: Do loop is faulty

*To*: mathgroup at smc.vnet.net*Subject*: [mg55409] Re: [mg55390] Re: Do loop is faulty*From*: DrBob <drbob at bigfoot.com>*Date*: Tue, 22 Mar 2005 03:50:59 -0500 (EST)*References*: <d1jfsj$sa4$1@smc.vnet.net> <200503210801.DAA07911@smc.vnet.net>*Reply-to*: drbob at bigfoot.com*Sender*: owner-wri-mathgroup at wolfram.com

> Oops, sorry, I mistyped the code. Never type code into e-mail. Copy-paste it from Mathematica, after using the menu option Cell>Convert to>InputForm. (Then you can convert the cell back to TraditionalForm or StandardForm.) Bobby On Mon, 21 Mar 2005 03:01:57 -0500 (EST), dumb_founded <andreajagger_8 at hotmail.com> wrote: > Oops, sorry, I mistyped the code. It should read: > > Array[c,10]; > Do[c[i]=NIntegrate[a[i]*x*Sin[b[i]*x],{x,0,b[i]}],{i,1,10}] > > > > > dumb_founded wrote: >> I define array a[i] and array b[i] of dimension 10. Then I go > through >> the following Do loop, or try to, that is. >> >> >> Array[c,10]; >> Do[c[i]=NIntegrate[a[i]*x*Sin[b[i]*x],{x,0,b[i]}] >> >> I get numerous error messages saying that b[i] is not a valid limit > of >> integration. >> >> This is sheer headache. I will never try to use Mathematica for >> numerical analysis again. >> >> All your efforts on this matter are sincerely appreciated. >> >> >> >> Thanks > > > > -- DrBob at bigfoot.com

**References**:**Re: Do loop is faulty***From:*"dumb_founded" <andreajagger_8@hotmail.com>