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Re: NestWhile


nestWhile[f_, expr_, test_] := 
  FixedPoint[f, expr, SameTest -> (!test[#2]&)]

----- FROM Alan W.Hopper ON 00.04.13 02:56 (Today) -----

> Others like myself who are still using Mathematica 3,  may have been
> interested to see that the new cryptic @@@ function can be programmed
> into a user function for version 3, as explained by Hartmut Wolf and
> Daniel Reeves.
> 
> But I have a query to pose about another new version 4 function  ,
> that is NestWhile, which I assume can also be approximated in version
> 3.0.
> 

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Daniel Reeves               http://ai.eecs.umich.edu/people/dreeves/

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