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MathGroup Archive 2004

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Re: Partial fraction command

  • To: mathgroup at smc.vnet.net
  • Subject: [mg52680] Re: [mg52663] Partial fraction command
  • From: Bob Hanlon <hanlonr at cox.net>
  • Date: Thu, 9 Dec 2004 20:22:32 -0500 (EST)
  • Reply-to: hanlonr at cox.net
  • Sender: owner-wri-mathgroup at wolfram.com

Use Apart.

I assume that you meant the denominator to read:

(8s+10)/((s+1)(s+3)^2) // Apart

-(1/(2*(s + 3))) + 7/(s + 3)^2 + 1/(2*(s + 1))


Bob Hanlon

> 
> From: ajack at remove.com (Jack)
To: mathgroup at smc.vnet.net
> Date: 2004/12/07 Tue AM 04:10:02 EST
> To: mathgroup at smc.vnet.net
> Subject: [mg52680] [mg52663] Partial fraction command
> 
> Hello,
> 
> Is there any built-in command for partial fraction in Mathematica? eg
> 
> (8s + 10)/(s+1)(s+3)^2 = a1/(s+1) + a2/(s+3)^2 +a3/(s+3) to get
> a1,a2,and a3.
> 
> 

Bob Hanlon
Chantilly, VA


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