Margus Ramst wrote in message <3789FE24.8694E7BD@peak.edu.ee>...
>Certainly. In fact, #while loops are generally done using this.
>Example:
>
>#declare C=0;
>
>#while (C<10)
>#declare C=C+1;
>#end
>
>Eitan Tal wrote:
>>
>> is it possible to change values that have already been declared? like,
>> #declare a = 2
>> #declare a = a*a
>> #declare a = a*a
>>
>> and so on...?
>

Tell me more about Pov-Ray functions please

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