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Re: Modulus / Absolute Value

• To: mathgroup at smc.vnet.net
• Subject: [mg90083] Re: Modulus / Absolute Value
• From: "David Park" <djmpark at comcast.net>
• Date: Sat, 28 Jun 2008 05:52:49 -0400 (EDT)
• References: <g42f1s$nv6$1@smc.vnet.net>

How about copying as InputForm and pasting in a Mathematica expression!

-- 
David Park
djmpark at comcast.net
http://home.comcast.net/~djmpark/


"Felipe Mannshardt" <vexie.infamous at googlemail.com> wrote in message 
news:g42f1s$nv6$1 at smc.vnet.net...
> Greetings,
>
> i have been searching the way to tell Mathematica to use Modulus / 
> Absolute Value.  I have been unable to find.
>
> LATEX
> \left(\int_0^{\frac{\pi }{2}} f[x] \, dx+\int_{\frac{\pi }{2}}^{\pi } f[x] 
> \, dx\right)+\int_0^{\pi } g[x] \, dx
> /LATEX
>>
> I should be subtracting the upper Integral from the lower Integral,
> but since i could not find a way to tell Mathematica to use Modulus 
> /Absolute Value.  I had to add the upper to the lower . . .
>
> my functions are, f and g
>
> LATEX
> f[\text{x$\_$}]\text{:=}\text{Sin}[2*x]g[\text{x$\_$}]\text{:=}x^2-(\pi 
> *x)
> /LATEX
>>
> So, can some1 help me out with this one? How to use Modulus/Absolute Value 
> (German, Betrag) with Mathematica.
>
>