Re: mathematica:- question ?
- To: mathgroup at smc.vnet.net
- Subject: [mg16571] Re: mathematica:- question ?
- From: Harald Giese <giese at dkrz.de>
- Date: Wed, 17 Mar 1999 23:54:52 -0500
- Organization: Institut fuer Meereskunde, Universitaet Hamburg
- References: <7clcqe$9lh@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
alex_punnoose at my-dejanews.com wrote:
> ...
> How do you tell Mathematica that $a > 0$ in for example the following
> integral:
>
> Integrate[Sin[x],{x,0,a}];
>
> Similarly, it is sometimes necessary to define that $a$ is Real, or Imaginary,
> or whatever ...
>
> Any suggestions ??
Alex,
Have a look at the option "Assumptions" Integrate (see Mathematica online help).
Regards,
Harald