[Haskell-cafe] Re: Wikipedia on first-class object

[Jonathan Cast]

On 28 Dec 2007, at 4:10 AM, Cristian Baboi wrote:

> On Fri, 28 Dec 2007 12:01:51 +0200, Miguel Mitrofanov  
> <miguelimo38 at yandex.ru> wrote:
>
>>> It sounds like a limit. xn --> x for n -->  :-)
>>
>> Yeah, that's right.
>
> If xn is monotone, then I only have to worry when it is not  
> bounded, right ?
>
>>> How can I get that maximal value when I start from a non maximal  
>>> one ?
>
>> Not a problem. For example, "const 1" maps each value (even (_|_))  
>> to the maximal value "1".
>>
>>> [1 .. ] and x=1:x are maximal ?
>
> Can you give me some examples of non maximal ones ?

undefined, 1:undefined, 1:1:undefined, undefined:undefined, [1, 1,  
undefined], etc.

jcc