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Re: Triangle function

• To: mathgroup at smc.vnet.net
• Subject: [mg14433] Re: [mg14410] Triangle function
• From: "Kevin J. McCann" <kevinmccann at Home.com>
• Date: Wed, 21 Oct 1998 03:32:29 -0400
• Sender: owner-wri-mathgroup at wolfram.com

Try this

triangle[t_,T_]:=2Mod[t,T]/T /; Mod[t,T] <= T/2 triangle[t_,T_]:=2 -2
Mod[t,T]/T /; Mod[t,T] > T/2

Starts at t=0, peak at T/2, back to zero at t=T, and is periodic.

Kevin

-----Original Message-----
From: Andrew Strobel <A.Strobel at gmx.net> To: mathgroup at smc.vnet.net
Subject: [mg14433] [mg14410] Triangle function


>Hello,
>
>Has Mathematica got a triangle function where I can choose the frequency
>and the amplitude?
>
>The function is necessary to describe a voltage source. It must be an
>analytical function. 
>
>
>like this:
>
>
>  /\    /\
>-/--\--/--\---->t
>/    \/    \
>
>Thank you for your help.
>
>Andrew Strobel
>