Re: position of matrix elements for intervals
- To: mathgroup at smc.vnet.net
- Subject: [mg78459] Re: position of matrix elements for intervals
- From: "Drago Ganic" <dganic at vodatel.net>
- Date: Mon, 2 Jul 2007 06:52:01 -0400 (EDT)
- References: <f68491$eqh$1@smc.vnet.net>
Kristoph,
just use:
m= {{1, 1.`, 0.9999999932328848`}, {1.`, 0.9985849617864345`,
3.7570598417296495`*^-108}, {0.9999999999267634`,
4.0643593704937925`*^-207, 0}}
Position[m, x_Real /; x >= 0.99]
Position[m, x_Real /; 0.4 <= x >= 0.9]
Greetings,
Drago
"kristoph" <kristophs.post at web.de> wrote in message
news:f68491$eqh$1 at smc.vnet.net...
> Hi,
>
> Assume you have the following table:
>
> {{1, 1.`, 0.9999999932328848`}, {1.`, 0.9985849617864345`,
> 3.7570598417296495`*^-108}, {0.9999999999267634`,
> 4.0643593704937925`*^-207, 0}}
>
> I would like the position of all the elements >= 0.99. Or the position
> of all the elements of [0.4, 0.9] which in the above table does make a
> lot of sense.
> I'm familiar with Position[...,.] but since I look for reals of an
> interval I would kindly ask for help.
>
> Thanks a lot,
> Kristoph
>
>