Re: little question once again

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On 9/25/99 10:37:06 PM, Irv Mullins  said:
>On Sat, 25 Sep 1999, you wrote:
>> >   constants and variables are called VARIABLES
>>
>> Unfortunately, Bernie, if a constant is a variable then it's not constant
>> anymore. And if a variable is a constant then it's not variable anymore.
>
>But, a constant IS variable. It can only be varied by the programmer prior to
>the run (or the compile)
>example:
>constant pi = 3.0      -- that's wrong, but I can change it!
>
>Irv


I'm not sure that is a valid line of reasoning in this context.
After all, I can change *anything* in my program before run
time; that doesn't mean I want to call every component of the
program a variable.

I've always assumed that the names we give to the pieces of a
program get their meaning from the way they behave when the
program is actually acting as a program, i.e. being executed.
Otherwise they are just characters in a text file, anyway.

Of course, I am just assuming that based on the way I've
always treated those 'pieces'.  Is that incorrect?

Craig
---------------------------------------------------------------
We used to think that if we knew one, we knew two, because one
and one are two. We are finding that we must learn a great deal
more about `and'.
--Sir Arthur Eddington

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