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Re: Analytical solution possible?
Posted:
Nov 11, 2013 11:29 PM


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@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@math.umass.edu Mathematics & Statistics Dept. Lederle Graduate Research Tower University of Massachusetts 710 North Pleasant Street Amherst, MA 010039305



