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Re: Analytical solution possible?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg131993] Re: Analytical solution possible?
  • From: Murray Eisenberg <murray at math.umass.edu>
  • Date: Tue, 12 Nov 2013 00:16:10 -0500 (EST)
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I tried this in Mathematica 9.0.1 and DO get the expected message 
Solve::ifun : Inverse functions are being used by Solve. . . and, 
furthermore, obtain a rather long solution that is expressed in terms of 
some InverseFunction expressions.

What version were you using?

On Nov 11, 2013, at 12:05 AM, Narasimham <mathma18 at gmail.com> wrote:

> NoISQL = {SI'[t] == (R[t] - a)/(2 a - R[t])/R[t]^2,R'[t] == 
Cot[SI[t]]/R[t]}; DSolve[NoISQL, {SI, R}, t]

---
Murray Eisenberg                                    
murray at math.umass.edu
Mathematics & Statistics Dept.      
Lederle Graduate Research Tower           
University of Massachusetts 
710 North Pleasant Street  
Amherst, MA 01003-9305








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