GNU bug report logs - #20351
isearch-lax-whitespace should be customizable variable

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Package: emacs;

Reported by: Ken T Takusagawa <kenta <at> mit.edu>

Date: Thu, 16 Apr 2015 22:54:02 UTC

Severity: wishlist

Fixed in version 29.1

Done: Lars Ingebrigtsen <larsi <at> gnus.org>

Bug is archived. No further changes may be made.

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Message #53 received at 20351 <at> debbugs.gnu.org (full text, mbox):

From: Drew Adams <drew.adams <at> oracle.com>
To: Eli Zaretskii <eliz <at> gnu.org>, Stefan Monnier <monnier <at> IRO.UMontreal.CA>
Cc: 20351 <at> debbugs.gnu.org, schwab <at> linux-m68k.org, kenta <at> mit.edu,
 bruce.connor.am <at> gmail.com, juri <at> linkov.net
Subject: RE: bug#20351: isearch-lax-whitespace should be customizable variable
Date: Sun, 5 Jul 2015 10:59:40 -0700 (PDT)

> > > The technical term is "equivalence classes".
> >
> > I don't think so.  This term would apply equally well to case-
> > fold-search.
> 
> No, I don't think so.  Case equivalence and canonical/compatibility
> equivalence are separate aspects.

Are the latter not equivalence classes?  And the former?

In what way does ignoring letter case not put groups (typically
pairs) of chars into equivalence classes?
This bug report was last modified 3 years and 93 days ago.

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