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MathGroup Archive 2005

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Re: Three piece function

  • To: mathgroup at
  • Subject: [mg60221] Re: [mg60197] Three piece function
  • From: Bob Hanlon <hanlonr at>
  • Date: Thu, 8 Sep 2005 04:52:58 -0400 (EDT)
  • Reply-to: hanlonr at
  • Sender: owner-wri-mathgroup at

Use Piecewise

f[x_] := Piecewise[{
        {g1[x], x < a}, 
        {(g2[b] - g1[a])(x - a)/(b - a) + g1[a], a <= x <= b}, 
        {g2[x], b < x}}];

Bob Hanlon

> From: "Steven Jonak" <JonakSt at>
To: mathgroup at
> Date: 2005/09/07 Wed AM 04:03:55 EDT
> Subject: [mg60221] [mg60197] Three piece function
> I'm a little new to using Mathematica for creating handouts/quizzes and
> tests so please bear with me!  I'm using Mathematica to write a test and
> I can't seem to get a decent looking three-piece function.  For two
> pieces, the typesetting palette works fine.  I used Show Expression to
> see how they got the curly bracket on the left side but when I tried to
> change it to three pieces with a curly bracket on the left side (a one
> row, three column matrix with the bracket) the size of the bracket
> doesn't change--and looks bad.
> Any suggestions?
> S Jonak
> "Maintain an even strain."

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