A better RE?

Eddie Corns eddie at holyrood.ed.ac.uk
Fri Mar 10 14:43:14 CET 2006

"Jim" <jhefferon at smcvt.edu> writes:

>Eddie Corns wrote:
>> Just a small point - what does "in order" mean here? if it means that eg 1362
>> is not valid then you're stuck because it's context sensitive and hence not
>> regular.
>I'm not seeing that.  Any finite language is regular -- as a last
>resort you could list all ascending sequences of 7 or fewer digits (but
>perhaps I misunderstood the original poster's requirements).

No, that's what I did.  Just carelessnes on my part, time I had a holiday!


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