Well as FORTRAN is a turing complete language, then you can.

As long as the programming language is universal/turing complete you can.



2009/6/5 ronaldheld <ronaldh...@gmail.com>:
> Bruno:
>  I understand a little better. is there a citition for a version of
> Church Thesis that all algorithm can be written in
>                         Ronald
> On Jun 4, 10:49 am, Bruno Marchal <marc...@ulb.ac.be> wrote:
>> Hi Ronald,
>> On 02 Jun 2009, at 16:45, ronaldheld wrote:
>> > Bruno:
>> >   Since I program in Fortran, I am uncertain how to interpret things.
>> I was alluding to old, and less old, disputes again programmers, about
>> which programming language to prefer.
>> It is a version of Church Thesis that all algorithm can be written in
>> FORTRAN. But this does not mean that it is relevant to define an
>> algorithm by a fortran program. I thought this was obvious, and I was
>> using that "known" confusion to point on a similar confusion in Set
>> Theory, like Langan can be said to perform.
>> In Set Theorist, we still find often the error consisting in defining
>> a mathematical object by a set. I have done that error in my youth.
>> What you can do, indeed, is to *represent* (almost all) mathematical
>> objects by sets. Langan seems to make that mistake.
>> The point is just that we have to distinguish a mathematical object
>> and the representation of that object in some mathematical theory.
>> I will have the opportunity to give a precise example in the 7th
>> thread later.
>> In usual mathematical practice, this mistake is really not important,
>> yet, in logic it is more important to take into account that
>> distinction, and then in cognitive science it is *very* important.
>> Crucial, I would say. The error consisting in identifying
>> consciousness and brain state belongs to that family, for example. To
>> confuse a person and its body belongs to that family of error too.
>> All such error are of the form of the confusion between the Moon and
>> the finger which point to the moon, or the confusion between a map and
>> the territory.
>> I have nothing against the use of FORTRAN. On the contrary I have a
>> big respect for that old venerable high level programming language :)
>> Bruno
>> http://iridia.ulb.ac.be/~marchal/
> >

All those moments will be lost in time, like tears in rain.

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