[Jprogramming] Power Conjunction

['Michael Day' via Programming]

I forgot about regular expressions in J, but not familiar with them anyway!
Used to know them in unix, once upon a time.
Yr commas much better,  too.

M

On 06/03/2022 17:02, Raul Miller wrote:
> Here's a version of getoeisseries which only returns direct hits and
> not cross references:
>
> NB. install 'web/gethttp'
> require'regex web/gethttp'
>
> OEIS =: 'http://oeis.org/search?q='  NB. fails with https://... !
>
> getoeisseries=: {{
>    a0=. I.'<a 'E.RAW=:gethttp OEIS,commas y
>    a1=. I.'</a>'E.RAW
>    A=. ,{."1'href="/A\d{6}"'rxmatches RAW
>    a=. RAW{L:0~(a0(+i.)&.>a1-a0){~<:a0 I.A
>    keep=. -.(1: e. ' title=' E. ])S:0 a
>    >(}.~1+i.&'>')&.> keep#a
> }}
>
> commas=: rplc&' ,_-'@":
>
> FYI,
>


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