Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Julian Bradfield
[ Please don't copy me on replies; the place for this is the mailing list, not my inbox, unless you want to go off-list. ] On 2012-07-11, Hans Aberg haber...@telia.com wrote: Unicode has added all the characters from TeX plus some, making it possible to use characters in the input file where

UTF-8 BOM (Re: Charset declaration in HTML)

2012-07-12 Thread Steven Atreju
| As for editors: If your own editor have no problems with the BOM, then | what? But I think Notepad can also save as UTF-8 but without the BOM - | there should be possible to get an option for choosing when you save | it. | |Perhaps there should be such an option in Notepad, but there

Re: UTF-8 BOM (Re: Charset declaration in HTML)

2012-07-12 Thread Leif Halvard Silli
Steven Atreju, Thu, 12 Jul 2012 12:32:46 +0200: In the meanwhile the UTF-8 BOM is in the standard and thus contradicts fourty years of (well) good (Unix/POSIX) engineering and craftsmanship. Where a file is a file and everything is a file, holistically. Where small tools which do their

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Hans Aberg
On 12 Jul 2012, at 10:44, Julian Bradfield wrote: [ Please don't copy me on replies; the place for this is the mailing list, not my inbox, unless you want to go off-list. ] Check if you can set the mailing list preferences. On some lists, it is very important to cc, as those that post to the

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Joó Ádám
[ Please don't copy me on replies; the place for this is the mailing list, not my inbox, unless you want to go off-list. ] Hitting “reply to all” on your mail places you in the To field, and the list in Cc. At least in Gmail. Á

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Hans Aberg
On 12 Jul 2012, at 12:33, Julian Bradfield wrote: In practice, no working mathematician is going to use the mathematical alphanumerical symbols to write maths in (La)TeX, because it's fantastically inconvenient compared to the usual way (supplementary plane support is far from universal, and

Re: UTF-8 BOM (Re: Charset declaration in HTML)

2012-07-12 Thread David Starner
On Thu, Jul 12, 2012 at 4:06 AM, Leif Halvard Silli xn--mlform-...@xn--mlform-iua.no wrote: I guess you get the same problem with UTF-16 files also, then? UTF-16 isn't a text file in the Unix world; it's a binary file. UTF-8 is the only standard Unicode encoding that acts like text to a Unix

Re: UTF-8 BOM (Re: Charset declaration in HTML)

2012-07-12 Thread Julian Bradfield
On 2012-07-12, Steven Atreju snatr...@googlemail.com wrote: In the future simple things like '$ cat File1 File2 File3' will no longer work that easily. Currently this works *whatever* file, and even program code that has been written more than thirty years ago will work correctly. No! You

Re: UTF-8 BOM (Re: Charset declaration in HTML)

2012-07-12 Thread Steven Atreju
Leif Halvard Silli xn--mlform-...@xn--mlform-iua.no wrote: |Steven Atreju, Thu, 12 Jul 2012 12:32:46 +0200: | | In the meanwhile the UTF-8 BOM is in the standard and thus | contradicts fourty years of (well) good (Unix/POSIX) engineering | and craftsmanship. Where a file is a file and

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Jukka K. Korpela
2012-07-12 13:33, Julian Bradfield wrote: On 2012-07-11, Eric Muller emul...@adobe.com wrote: […] When it's plain text, Unicode has the burden of solving all the problems. When it's a richer system, there is the issue of cooperation between the layers, a situation that Unicode cannot ignore.

Re: Charset declaration in HTML

2012-07-12 Thread Leif Halvard Silli
Naena Guru, Tue, 10 Jul 2012 01:40:19 -0500: As I said, I use HTML-Kit (and Tools). Your problem appears to be that HTML-Kit does not directly support UTF-8. But are you aware that you can still work with UTF-8 with it? You only need to use UnicodePad in the Unicode menu of the Tools menu,

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Julian Bradfield
On 2012-07-12, Hans Aberg haber...@telia.com wrote: There are many characters that TeX users use that are not in Unicode. All standard characters from TeX, LaTeX, and AMSTeX should be there, What's a standard character? There's no such thing. To take a random entry from the LaTeX Symbol

Re: UTF-8 BOM (Re: Charset declaration in HTML)

2012-07-12 Thread Philippe Verdy
Right. Unix was unique when it was created as it was built to handle all files as unstructured binary files. The history os a lot different, and text files have always used another paradigm, based n line records. End of lines initially were not really control characters. And even today the

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Julian Bradfield
On 2012-07-12, Hans Aberg haber...@telia.com wrote: On 12 Jul 2012, at 12:33, Julian Bradfield wrote: In practice, no working mathematician is going to use the mathematical alphanumerical symbols to write maths in (La)TeX, because it's .. the Unicode mathematical symbol model does not match

Re: UTF-8 BOM (Re: Charset declaration in HTML)

2012-07-12 Thread Philippe Verdy
2012/7/12 Steven Atreju snatr...@googlemail.com: UTF-8 is a bytestream, not multioctet(/multisequence). Not even. UTF-8 is a text-stream, not made of arbitrary sequences of bytes. It has a lot of internal semantics and constraints. Some things are very meaningful, some play absolutely no role at

pre-HTML5 and the BOM

2012-07-12 Thread Leif Halvard Silli
Doug Ewell, Wed, 11 Jul 2012 09:12:46 -0600: and people who want to create or modify UTF-8 files which will be consumed by a process that is intolerant of the signature should not use Notepad. That goes for HTML (pre-5) pages [snip] HTML5-parsers MUST support UTF-8. They do not need to

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Hans Aberg
On 12 Jul 2012, at 15:54, Julian Bradfield wrote: On 2012-07-12, Hans Aberg haber...@telia.com wrote: There are many characters that TeX users use that are not in Unicode. All standard characters from TeX, LaTeX, and AMSTeX should be there, What's a standard character? There's no such

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Asmus Freytag
On 7/10/2012 5:35 PM, Mark Davis ☕ wrote: The main point is that asserting a general preference in an annotation for ∶ to express a ratio, as Asmus had in his formulation, is simply wrong and counterproductive. (We are not going to change the world's usage from : to ∶ by fiat; and and the

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Hans Aberg
On 12 Jul 2012, at 16:06, Julian Bradfield wrote: On 2012-07-12, Hans Aberg haber...@telia.com wrote: On 12 Jul 2012, at 12:33, Julian Bradfield wrote: In practice, no working mathematician is going to use the mathematical alphanumerical symbols to write maths in (La)TeX, because it's ..

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Asmus Freytag
Title: HTML clipboard Here's my *updated* summary of the annotations that we've been discussing so far: U+003A COLON * also used to denote division or scale, for that usage 2236 : RATIO is preferred in mathematical use U+00B7 MIDDLE DOT

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Jukka K. Korpela
2012-07-12 19:31, Asmus Freytag wrote: I don't see any problem in amending the proposed annotations U+003A COLON * also used to denote division or scale, for that usage 2236 : RATIO is preferred in mathematical use U+2236 RATIO * Used in preference to 003A : to denote division or scale in

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Hans Aberg
On 12 Jul 2012, at 19:24, Jukka K. Korpela wrote: 2012-07-12 19:31, Asmus Freytag wrote: I don't see any problem in amending the proposed annotations U+003A COLON * also used to denote division or scale, for that usage 2236 : RATIO is preferred in mathematical use U+2236 RATIO * Used

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Jukka K. Korpela
2012-07-12 20:23, Asmus Freytag wrote: U+00B7 MIDDLE DOT * also used as raised decimal point or to denote multiplication, for the latter usage 22C5 · DOT OPERATOR is preferred Is there evidence of actual use of MIDDLE DOT as decimal point? I mean the use of the Unicode character, rather than

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Asmus Freytag
On 7/12/2012 10:24 AM, Jukka K. Korpela wrote: 2012-07-12 19:31, Asmus Freytag wrote: I don't see any problem in amending the proposed annotations U+003A COLON * also used to denote division or scale, for that usage 2236 : RATIO is preferred in mathematical use U+2236 RATIO * Used in

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Michael Everson
On 12 Jul 2012, at 19:02, Jukka K. Korpela wrote: Is there evidence of actual use of MIDDLE DOT as decimal point? I mean the use of the Unicode character, rather than PERIOD raised using higher-level protocols. I have evidence of a very high dot used as a thousands separator. I am not sure

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Philippe Verdy
2012/7/12 Michael Everson ever...@evertype.com: On 12 Jul 2012, at 19:02, Jukka K. Korpela wrote: Is there evidence of actual use of MIDDLE DOT as decimal point? I mean the use of the Unicode character, rather than PERIOD raised using higher-level protocols. I have evidence of a very high

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Jukka K. Korpela
2012-07-12 21:07, Asmus Freytag wrote: What the examples show from TeX is that colon and ratio cannot be substituted for each other without affecting the display. This looks like a problem in TeX rather than character standards. If TeX can space $a+b$ properly, what’s the issue with $a:b$?

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Hans Aberg
On 12 Jul 2012, at 21:03, Jukka K. Korpela wrote: 2012-07-12 21:07, Asmus Freytag wrote: What the examples show from TeX is that colon and ratio cannot be substituted for each other without affecting the display. This looks like a problem in TeX rather than character standards. If TeX can

Re: Meaning of Numeric Type digit

2012-07-12 Thread Richard Wordingham
On Thu, 12 Jul 2012 07:08:44 +0530 Shriramana Sharma samj...@gmail.com wrote: Looking at the two sets of Brahmi numbers would also be instructive... There's nothing unexpected there. BRAHMI DIGIT ZERO...NINE have numeric type decimal, probably as the ancestral members of the general category

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Julian Bradfield
Hans wrote: On 12 Jul 2012, at 15:54, Julian Bradfield wrote: .. Not to mention the symbols I've used from time to time, because You tell me, because I posted a request for missing characters in different forums. Perhaps you invented it after the standardization was made? Why on earth would I

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Michael Everson
On 12 Jul 2012, at 22:20, Julian Bradfield wrote: But wanting to do so would be crazy. My mu-nu ligature is, as far as I know, used only by me (and co-authors who let me do the typesetting), and so if Unicode has any sanity left, it would not encode it. Is it in print? My colleagues in

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Julian Bradfield
On 2012-07-12, Hans Aberg haber...@telia.com wrote: On 12 Jul 2012, at 16:06, Julian Bradfield wrote: On 2012-07-12, Hans Aberg haber...@telia.com wrote: On 12 Jul 2012, at 12:33, Julian Bradfield wrote: In practice, no working mathematician is going to use the mathematical alphanumerical

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Hans Aberg
On 12 Jul 2012, at 23:20, Julian Bradfield wrote: [If yo do not send an email directly to me, I may overlook seeing it, due to my filtering system.] Hans wrote: On 12 Jul 2012, at 15:54, Julian Bradfield wrote: .. Not to mention the symbols I've used from time to time, because You tell

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Hans Aberg
On 12 Jul 2012, at 23:47, Michael Everson wrote: ... Is it in print? ... If so, then it should be encoded. There is a document The Comprehensive LaTeX Symbol List with a lot symbols. In my installation from TeX Live http://www.tug.org/texlive/, it is in:

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Michael Everson
On 12 Jul 2012, at 23:27, Hans Aberg wrote: On 12 Jul 2012, at 23:47, Michael Everson wrote: ... Is it in print? ... If so, then it should be encoded. There is a document The Comprehensive LaTeX Symbol List with a lot symbols. In my installation from TeX Live

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Michael Everson
On 12 Jul 2012, at 23:27, Hans Aberg wrote: On 12 Jul 2012, at 23:47, Michael Everson wrote: ... Is it in print? ... If so, then it should be encoded. There is a document The Comprehensive LaTeX Symbol List with a lot symbols. In my installation from TeX Live

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Hans Aberg
On 13 Jul 2012, at 00:10, Julian Bradfield wrote: Latest version requires STIXFonts to be installed. Some other proof assistants use it. However, that's not true. Isabelle does not need to use Unicode; it runs happily in an ASCII terminal, because its internal representation is tokens,

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Hans Aberg
On 12 Jul 2012, at 19:23, Asmus Freytag wrote: Here's my *updated* summary of the annotations that we've been discussing so far: U+003A COLON * also used to denote division or scale, for that usage 2236 : RATIO is preferred in mathematical use Perhaps the mathematical styles that exists

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Stephan Stiller
1. Michael Everson wrote: Still it might be interesting to see the symbols-a4.pdf. I have always wanted to see an associative array for The Comprehensive LaTeX Symbol List mapping symbols to sets of use cases, considering only standardized usage and perhaps only the literature that would be

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Asmus Freytag
On 7/12/2012 2:47 PM, Michael Everson wrote: On 12 Jul 2012, at 22:20, Julian Bradfield wrote: But wanting to do so would be crazy. My mu-nu ligature is, as far as I know, used only by me (and co-authors who let me do the typesetting), and so if Unicode has any sanity left, it would not

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Asmus Freytag
On 7/12/2012 3:10 PM, Julian Bradfield wrote: If you read any introduction to TeX, it will explain how you use macros to provide a structured markup. If you were using that notation, then you would define a suitable macro, say \def\tetration#1#2{{}^{#2}{#1}} and write $\tetration{y}{x}$. This

Re: Too narrowly defined: DIVISION SIGN COLON

2012-07-12 Thread Asmus Freytag
On 7/12/2012 2:47 PM, Michael Everson wrote: On 12 Jul 2012, at 22:20, Julian Bradfield wrote: But wanting to do so would be crazy. My mu-nu ligature is, as far as I know, used only by me (and co-authors who let me do the typesetting), and so if Unicode has any sanity left, it would not