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Re: FindMinimum -- MaxIterations

  • To: mathgroup at
  • Subject: [mg53297] Re: FindMinimum -- MaxIterations
  • From: "Jens-Peer Kuska" <kuska at>
  • Date: Wed, 5 Jan 2005 01:21:10 -0500 (EST)
  • Organization: Uni Leipzig
  • References: <crdlub$r9d$>
  • Sender: owner-wri-mathgroup at


it depend on the Method you or Mathematica choose,
because the numerical algorithm is responsible for the
number of function evaluations it need to find the


"Alan" <info at> schrieb im Newsbeitrag 
news:crdlub$r9d$1 at
> Consider running FindMinimum with an objective
> function with N > 1 parameters. I count the number of
> times the objective function is evaluated prior to
> convergence (or early termination) --- let's call this count C.
> The default value for MaxIterations is 100.
> Leave all parameters at the defaults.
> My question is: how large will C get before 100 iterations occur?
> In other words, exactly what is an "iteration" under the
> defaults?
> Experience with N say, in the range 3 to 9,
> suggests that C is larger than 100 N, but other than that,
> I have no clue.
> Thanks in advance,
> alan

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