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Re: How to obtain numberical value from an InverseFunction?
Hi, if Mathematica does not know the inverse function (that may not exist) that it is up to you define an inverse. Regards Jens Nasser Abbasi wrote: > Hello; > > Are inverse function in Mathematica only have symbolic form and can't be > used to evaluate numerically? > > Anything I am trying is not working, this is a very simple example: > > f[x_] := x > InverseFunction[f][x] > > Now, how to evaluate anything out of the above? say for x=0.5, I expected to > get .5, but all I get is just > f(^-1)[x][.5] > > any ideas? Very little help on InverseFunctions. > > Nasser > >