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Re: Rectangular function


A simpler approach rather than my initial use of UnitStep is to just use
the Sign function.

rect[x_, intvl_:1] := Sign[Sin[x Pi/intvl]] Plot[rect[x], {x, 0, 6}];
Plot[(rect[x]+1)/2, {x, 0, 6}];
Plot[rect[x, Pi] Sin[x], {x, 0, 4Pi}];

Bob Hanlon

In a message dated 9/16/98 6:21:32 PM, A.Strobel at gmx.net wrote:

>I'd like to simulate a rectangular voltage source. How can I define such
>a function in Mathematica?
>Example: It must be possible then to multiply a Sinus-function with the
>rectangular function.


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