MathGroup Archive 1999

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COLLECT and application of various commands to each coefficient

  • To: mathgroup at smc.vnet.net
  • Subject: [mg21135] COLLECT and application of various commands to each coefficient
  • From: Blimbaum Jerry DLPC <BlimbaumJE at ncsc.navy.mil>
  • Date: Fri, 17 Dec 1999 01:21:35 -0500 (EST)
  • Sender: owner-wri-mathgroup at wolfram.com

	I want to simplify a long expression using the Collect command.  I
notice that it allows you to apply a command to each of the coefficients,
e.g.

	Collect[expr,{Cos[x],Sin[x]},Simplify]

	But Simplify here applies to both coefficients.  What if I want to
do different things with each coefficient, e.g.

	Collect[expr,{Cos[x],Sin[x]},{Collect coefficient of Cos[x] in terms
of x^2,Simplify Coefficients of Sin[x]]}]

	Can this be done within the Collect command?  I tried it literally
as I wrote above but that didnt work.

	Thanks.   jerry blimbaum    NSWC   Panama City, Fl


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