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Re: char equivalence classes in search - why not symmetric?
From: |
Richard Stallman |
Subject: |
Re: char equivalence classes in search - why not symmetric? |
Date: |
Wed, 09 Sep 2015 22:03:13 -0400 |
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> They are equivalence classes. The chars are equivalent when searched
> for (with char folding turned on).
No, they aren't. For instance, A and Á are not equivalent in search.
Searching for A will match Á, but searching for Á will not match A.
To make them equivalent would be a change for the worse.
I already explained why.
Current
--
Dr Richard Stallman
President, Free Software Foundation (gnu.org, fsf.org)
Internet Hall-of-Famer (internethalloffame.org)
Skype: No way! See stallman.org/skype.html.
- Re: char equivalence classes in search - why not symmetric?, (continued)
- Re: char equivalence classes in search - why not symmetric?, Eli Zaretskii, 2015/09/08
- RE: char equivalence classes in search - why not symmetric?, Drew Adams, 2015/09/08
- Re: char equivalence classes in search - why not symmetric?, Juri Linkov, 2015/09/08
- Re: char equivalence classes in search - why not symmetric?, Eli Zaretskii, 2015/09/08
- Re: char equivalence classes in search - why not symmetric?, Artur Malabarba, 2015/09/09
- RE: char equivalence classes in search - why not symmetric?, Drew Adams, 2015/09/09
- Re: char equivalence classes in search - why not symmetric?, Richard Stallman, 2015/09/09
- RE: char equivalence classes in search - why not symmetric?, Drew Adams, 2015/09/09
- Re: char equivalence classes in search - why not symmetric?,
Richard Stallman <=
- RE: char equivalence classes in search - why not symmetric?, Drew Adams, 2015/09/09
- Re: char equivalence classes in search - why not symmetric?, David Kastrup, 2015/09/10
- RE: char equivalence classes in search - why not symmetric?, Drew Adams, 2015/09/10
- Re: char equivalence classes in search - why not symmetric?, Richard Stallman, 2015/09/10
- Re: char equivalence classes in search - why not symmetric?, Juri Linkov, 2015/09/11
- Re: char equivalence classes in search - why not symmetric?, Richard Stallman, 2015/09/08
- RE: char equivalence classes in search - why not symmetric?, Drew Adams, 2015/09/08
- Re: char equivalence classes in search - why not symmetric?, Richard Stallman, 2015/09/09
- Re: char equivalence classes in search - why not symmetric?, Ulrich Mueller, 2015/09/08
Re: char equivalence classes in search - why not symmetric?, Richard Stallman, 2015/09/02