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Re: Re: problem with Pick

  • To: mathgroup at smc.vnet.net
  • Subject: [mg78480] Re: [mg78409] Re: problem with Pick
  • From: "Chris Chiasson" <chris at chiasson.name>
  • Date: Tue, 3 Jul 2007 05:18:19 -0400 (EDT)
  • References: <acbec1a40706230431p4f1db9a9i4320680dda027396@mail.gmail.com>

On 7/2/07, Andrzej Kozlowski <akoz at mimuw.edu.pl> wrote:
>
> On 2 Jul 2007, at 22:07, Chris Chiasson wrote:
>
> > Finally, if they wanted me to not be surprised, they should have said:
> >
> > Pick[list,sel,patt] picks out those list[[i1=85]] for which  sel[[i1=85=
]]
> > matches patt.
>
> Maybe that (not surprising you) was not at the top of their list of
> priorities.
>
> Andrzej

Agreed. They were probably rushing just to finish the documentation in
time for the release. Still, using RepeatedNull@i1 would do more to
indicate matching at the top level than i1, i2, \[Ellipsis]. Why
should they attempt to invent a new set of pattern descriptions when
they already have a working set?
--
http://chris.chiasson.name/


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