Re: [whatwg] Mathematics in HTML5

2006-06-22 Thread White Lynx
Michel Fortin wrote: I know that. But special parsing rules, just as new CSS properties, need changes to happen in the browser. If someone is going to improve the browser, it'd be much better to improve the presentational layer with a few reusable CSS rules than to add a collection of

Re: [whatwg] Mathematics in HTML5

2006-06-22 Thread White Lynx
Alexey Feldgendler wrote: border-character isn't going to work. When scaled non-proportionally, characters get ugly, with horizontal elements getting thick. The { and } characters will suffer the most from this. TeX applies custom logic to stretchy braces, and I think we shouldn't try

Re: [whatwg] Mathematics in HTML5

2006-06-22 Thread James Graham
Michel Fortin wrote: Le 20 juin 2006 à 6:53, Robert O'Callahan a écrit : I would also like to see a complete description of the CSS extensions required for real high-quality rendering. I can't claim this is complete, but two ideas come to my mind right now: [4 suggestions] Also, as far as

Re: [whatwg] Mathematics in HTML5

2006-06-22 Thread Michel Fortin
Le 22 juin 2006 à 3:52, White Lynx a écrit : Adding CSS extensions makes sense, but I fear it could take infinite time, therefore it is better to keep markup within XML/CSS2.1 framework so we could start using it today and then gradually improve situations on CSS side. It will surely

Re: [whatwg] Mathematics in HTML5

2006-06-21 Thread White Lynx
Juan R. Gonzalez-Alvarez wrote: I assume that authors agree. Therefore, now is matter for developers, they have the last word. Basically there is nothing in proposal that could be difficult to implement, morover on first stage XHTML with fallback style sheets can work without any kind of

Re: [whatwg] Mathematics in HTML5

2006-06-21 Thread Michel Fortin
Le 21 juin 2006 à 7:16, White Lynx a écrit : 1. formula, dformula, dformgrp - just containers, no problems. 2. sub, sup - already exist nothing to add 3. stack - requires support for inline-blocks. No problems in MSIE, Opera, Prince. Safari and Mozilla will have to fix bug affecting

Re: [whatwg] Mathematics in HTML5

2006-06-21 Thread White Lynx
Michel Fortin wrote: 4. In the same reasoning, it would be great if there was a way adjacent elements could share the same horizontal space, like sup and sub when they are next to each other: Csup1/supsub2/sub To avoid changes on CSS side in current proposal this is

Re: [whatwg] Mathematics in HTML5

2006-06-21 Thread White Lynx
Michel Fortin wrote: My proposal was fractions, and *only* fractions. This rises question how to mark formulae produced by combining expressions with fractions and indices. At least one element for this purpose would be necessary. Even DocBook and TEI that does not have their own math markup,

Re: [whatwg] Mathematics in HTML5

2006-06-21 Thread Alexey Feldgendler
On Wed, 21 Jun 2006 21:48:25 +0700, Michel Fortin [EMAIL PROTECTED] wrote: 1. Some border-character property, which would work mostly like CSS 3's border-image, but would put a stretchable character in the border. The browser would be in charge of stretching. border-image with SVG could

Re: [whatwg] Mathematics in HTML5

2006-06-21 Thread Michel Fortin
Le 21 juin 2006 à 13:29, Alexey Feldgendler a écrit : On Wed, 21 Jun 2006 21:48:25 +0700, Michel Fortin [EMAIL PROTECTED] wrote: 1. Some border-character property, which would work mostly like CSS 3's border-image, but would put a stretchable character in the border. The browser would

Re: [whatwg] Mathematics in HTML5

2006-06-21 Thread Michel Fortin
Le 21 juin 2006 à 12:00, White Lynx a écrit : Michel Fortin wrote: 4. In the same reasoning, it would be great if there was a way adjacent elements could share the same horizontal space, like sup and sub when they are next to each other: Csup1/supsub2/sub To avoid

Re: [whatwg] Mathematics in HTML5

2006-06-20 Thread White Lynx
Michel Fortin wrote: Bugs will need to be fixed with many CSS engines, Withdrawing proposal does not mean that this bugs need not to be fixed. They has to be fixed in any case. and even then the current markup proposal isn't something I'd call pretty even for simpler structures

Re: [whatwg] Mathematics in HTML5

2006-06-20 Thread White Lynx
Ian Hickson wrote: There is nothing to read between my lines. I am being as honest and candid as possible. There is no conspiracy here. I have given you the exact reasoning I have used, I have suggested how you can move forward. I am being quite sincere. Very well. In this case please

Re: [whatwg] Mathematics in HTML5

2006-06-20 Thread Alexey Feldgendler
On Tue, 20 Jun 2006 14:43:23 +0700, White Lynx [EMAIL PROTECTED] wrote: Very well. In this case please make one small step to show that WHATWG HTML is open to scientific content and add just four elements to HTML5 (feel free to use different element names if nesessary): formula, fraction,

Re: [whatwg] Mathematics in HTML5

2006-06-20 Thread Stefan Gössner
Michel Fortin wrote: Something that's definitely missing for elementary algebra is a construct capable of representing a fraction. So I propose that HTML 5 adds fractions, and only fractions. Yes please, that would be a great start. It is quite cheap and a reasonable way to get a certain

Re: [whatwg] Mathematics in HTML5

2006-06-20 Thread White Lynx
Robert O'Callahan wrote: From my point of view, a fraction element that can be implemented using inline-block in the UA style sheet seems like a reasonable thing to support in HTML5, since it's basically no effort and is a small increment over existing sup etc. Thus fractions work in MSIE,

Re: [whatwg] Mathematics in HTML5

2006-06-20 Thread White Lynx
Alexey Feldgendler wrote: How should formula be used? There has been some discussion about it. In case when everything is reduced to fractions and simple indices, it can be optional. But having such an element is still important for those who want to mark formulae explictly. I've never said

Re: [whatwg] Mathematics in HTML5

2006-06-20 Thread Alexey Feldgendler
On Tue, 20 Jun 2006 18:47:42 +0700, White Lynx [EMAIL PROTECTED] wrote: How should formula be used? There has been some discussion about it. In case when everything is reduced to fractions and simple indices, it can be optional. But having such an element is still important for those who

Re: [whatwg] Mathematics in HTML5

2006-06-20 Thread juanrgonzaleza
Ian Hickson wrote: On Mon, 19 Jun 2006 [EMAIL PROTECTED] wrote: 1) It has been proven that via Standard CSS 2.1 not designed for math one can render math better than browsers with native support (as Firefox 1.0) and infinitely better than MSIE, Safari, and Opera (rendering natively zero

Re: [whatwg] Mathematics in HTML5

2006-06-20 Thread Alexey Feldgendler
On Tue, 20 Jun 2006 19:20:28 +0700, White Lynx [EMAIL PROTECTED] wrote: How should formula be used? There has been some discussion about it. In case when everything is reduced to fractions and simple indices, it can be optional. But having such an element is still important for those who

Re: [whatwg] Mathematics in HTML5

2006-06-20 Thread Michel Fortin
Le 20 juin 2006 à 3:40, White Lynx a écrit : Yes. The same markup is used in ISO 12083, AAP Math DTD and most of other DTDs that I have seen, modulo naming conventions this markup is: fraction numnumerator/num dennumerator/den /fraction That was what I had in mind. I used to prefer frac

Re: [whatwg] Mathematics in HTML5

2006-06-20 Thread juanrgonzaleza
Henri Sivonen wrote: On Jun 20, 2006, at 10:42, White Lynx wrote: Henri Sivonen wrote: There are only stretchy brackets. No stretchy parentheses or braces in sight. Did you check fences part at http://www.geocities.com/chavchan/css/ annotated.css I didn't. I checked the sample

Re: [whatwg] Mathematics in HTML5

2006-06-20 Thread Henri Sivonen
On Jun 20, 2006, at 15:26, [EMAIL PROTECTED] wrote: However, it look better that via native MathML support browsers (without downloading and installing special fonts). Comparing anything to a MathML implementation without giving the MathML impl the fonts it needs is totally bogus. Yes,

Re: [whatwg] Mathematics in HTML5

2006-06-20 Thread juanrgonzaleza
Robert O'Callahan wrote: I'll speak up as one of the Mozilla layout developers, but speaking only for myself. Since we already have a MathML implementation --- which works fairly well in my experience --- Do you mean structurally invalid, inacessible, not searchable, and sometimes

Re: [whatwg] Mathematics in HTML5

2006-06-20 Thread juanrgonzaleza
White Lynx wrote: The difference between fractions and the rest of proposal is that markup for fractions is the same across many DTDs and it is hard to imagine something different (only W3C can). Thus markup for fractions is more or less unique. In the rest of proposal uniqueness it is not

Re: [whatwg] Mathematics in HTML5

2006-06-19 Thread Ian Hickson
On Sun, 18 Jun 2006, White Lynx wrote: Ian Hickson wrote: Certainly. The question is how. There have been several proposals. My recommendation to those who think it is possible to re-use CSS to get an acceptable level of Math support would be to go through the Microformats process to

Re: [whatwg] Mathematics in HTML5

2006-06-19 Thread Alexey Feldgendler
On Mon, 19 Jun 2006 14:20:25 +0700, Ian Hickson [EMAIL PROTECTED] wrote: Assuming that the people involved value their time at an average of $10 per hour, that's 3179 man-hours at $10 each, so $31,790 per element name. Just wanted to point out: your calculations don't scale when a batch of new

Re: [whatwg] Mathematics in HTML5

2006-06-19 Thread Øistein E . Andersen
On 17 Jun 2006, at 2:15PM, White Lynx wrote: Oistein E. Andersen wrote: The current proposal does not seem to include the following elements of ISO-12083: - fence with arbitrary delimiters (possibly not a good idea) Probably it is better to list number of delimiters explicitly like in LaTeX.

Re: [whatwg] Mathematics in HTML5

2006-06-19 Thread White Lynx
Oistein E. Andersen wrote: - labelled arrows [...] 'over' and 'under' elements can be used to put label above or below the arrow (also it will not stretch arrow). Do you mean that ISO-12083 labelled arrows are not supposed to stretch? They are supposed to stretch, this is part of

Re: [whatwg] Mathematics in HTML5

2006-06-19 Thread juanrgonzaleza
Anne van Kesteren wrote: Quoting [EMAIL PROTECTED]: Since MathML does not fit into the WHATWG philosophy, I would aknowledge information about your own solution to the problem of mathematical markup on the web. Oh please, cut the crap. Did you miss the message from Ian saying how it could

Re: [whatwg] Mathematics in HTML5

2006-06-19 Thread juanrgonzaleza
James Graham wrote: That's a really particular use case which is hardly representative of the web as a whole. As sad as it is, 99.9% of authors have no use for maths (otherwise all these problems would have been solved long ago). Maths is certainly less of a core feature for most authors

Re: [whatwg] Mathematics in HTML5

2006-06-19 Thread juanrgonzaleza
Ian Hickson wrote: On Mon, 12 Jun 2006 [EMAIL PROTECTED] wrote: WHATWG doesn't have a position on this -- different contributors have different opinions, and no clear consensus is being reached as far as I can tell. It has been taken one! The draft of the specification recommends the

Re: [whatwg] Mathematics in HTML5

2006-06-19 Thread juanrgonzaleza
James Graham wrote: Except that XML will not work with HTML4. XML = SVG therefore Except that SVG will not work with HTML4. [http://www.carto.net/papers/svg/samples/svg_html.shtml] [http://www.december.com/html/tech/svg.html] [http://www.december.com/html/demo/hellosvg.html] One of the

Re: [whatwg] Mathematics in HTML5

2006-06-19 Thread juanrgonzaleza
**What is the goal?** If I understand James and Ian’s statements correctly, the play is that either one provides a perfect markup in less than 12 tags can offer us dinamical pages with TeX quality for liquid layouts and generic web fonts (even TeX cannot), was implemented in browsers with zero

Re: [whatwg] Mathematics in HTML5

2006-06-19 Thread Stefan Gössner
James Graham wrote: Is math really a core feature? Yes, absolutely .. the upcoming microlearning / nanolearning units inevitably need math. That's a really particular use case which is hardly representative of the web as a whole. As sad as it is, 99.9% of authors have no use for maths

Re: [whatwg] Mathematics in HTML5

2006-06-19 Thread Anne van Kesteren
Quoting Stefan Gössner [EMAIL PROTECTED]: I wish, that WHATWG would have a similar motivation to offer lightweight math capabilities parallel to MathML, as they were motivated to support vector graphics via the canvas element parallel to SVG. OMG. Have you even read what canvas is about? :-)

Re: [whatwg] Mathematics in HTML5

2006-06-18 Thread Ian Hickson
On Sat, 17 Jun 2006, White Lynx wrote: Basic Web application features SHOULD BE IMPLEMENTABLE using behaviors, scripting, and style sheets IN IE6 TODAY Given that canvas has been implemented in IE6, I have no worries that an HTML-based Math markup language based on MathML (and creating a

Re: [whatwg] Mathematics in HTML5

2006-06-18 Thread Ian Hickson
On Sat, 17 Jun 2006, James Graham wrote: That's a really particular use case which is hardly representative of the web as a whole. As sad as it is, 99.9% of authors have no use for maths (otherwise all these problems would have been solved long ago). Maths is certainly less of a core

Re: [whatwg] Mathematics in HTML5

2006-06-18 Thread Anne van Kesteren
Quoting White Lynx [EMAIL PROTECTED]: Certainly. The question is how. There have been several proposals. My recommendation to those who think it is possible to re-use CSS to get an acceptable level of Math support would be to go through the Microformats process to prove the case. What is the

Re: [whatwg] Mathematics in HTML5

2006-06-18 Thread White Lynx
Anne van Kesteren wrote: Certainly. The question is how. There have been several proposals. My recommendation to those who think it is possible to re-use CSS to get an acceptable level of Math support would be to go through the Microformats process to prove the case. What is the

Re: [whatwg] Mathematics in HTML5

2006-06-18 Thread James Graham
White Lynx wrote: James Graham wrote: You have to choose your battles and, personally, I agree with the idea that, if the proponents of CSS-based maths want to work in the structure of the WHATWG, they should demonstrate the feasibility of their approach using a microformat. Given the

Re: [whatwg] Mathematics in HTML5

2006-06-18 Thread White Lynx
James Graham wrote: You have to choose your battles and, personally, I agree with the idea that, if the proponents of CSS-based maths want to work in the structure of the WHATWG, they should demonstrate the feasibility of their approach using a microformat. Given the constraints under

Re: [whatwg] Mathematics in HTML5

2006-06-18 Thread White Lynx
Ian Hickson wrote: Certainly. The question is how. There have been several proposals. My recommendation to those who think it is possible to re-use CSS to get an acceptable level of Math support would be to go through the Microformats process to prove the case. What is the difference

Re: [whatwg] Mathematics in HTML5

2006-06-17 Thread White Lynx
Michel Fortin wrote: Yes, sub/sup will behave like HTML sub/sup with offsets being based on font size like it is currently done in HTML implementations, while llim/ulim and marker/submark will have offsets based on size of their base (operator, fence, matrix etc.) not font size like

Re: [whatwg] Mathematics in HTML5

2006-06-17 Thread White Lynx
James Graham wrote: So how does it fit in the scope of fundamental principles upon which the WHAT working group intends to operate? http://www.w3.org/2004/04/webapps-cdf-ws/papers/opera.html I don't see anything contradictory there Web application technologies SHOULD BE BASED ON

Re: [whatwg] Mathematics in HTML5

2006-06-17 Thread Øistein E . Andersen
On 16 Jun 2006, at 2:27PM, White Lynx wrote: Oistein E. Andersen wrote: The proposal states that op should be used to mark resizable operators, but this presumably does not mean that the size of such operators is actually intended to change. It is intended to be larger. Yes, but the size is

Re: [whatwg] Mathematics in HTML5

2006-06-17 Thread Michel Fortin
Le 17 juin 2006 à 7:01, White Lynx a écrit : Yes, sup/sub will work like in HTML. This behavior is not perfect in case of resizable operators, fences, matrices and vectors however in this cases operator limits (llim/ulim) and fence markers (marker/ submark) provide necessary functionality.

Re: [whatwg] Mathematics in HTML5

2006-06-17 Thread White Lynx
Oistein E. Andersen wrote: The proposal states that op should be used to mark resizable operators, but this presumably does not mean that the size of such operators is actually intended to change. It is intended to be larger. Yes, but the size is not intended to vary as a function of

Re: [whatwg] Mathematics in HTML5

2006-06-17 Thread White Lynx
Michel Fortin wrote: Yes, sup/sub will work like in HTML. This behavior is not perfect in case of resizable operators, fences, matrices and vectors however in this cases operator limits (llim/ulim) and fence markers (marker/ submark) provide necessary functionality. That's what I

Re: [whatwg] Mathematics in HTML5

2006-06-17 Thread White Lynx
Anne van Kesteren wrote: Web application technologies SHOULD BE BASED ON technologies authors are familiar with, including HTML, CSS, DOM, AND JAVASCRIPT As it would work with that, it's not really a problem. How it will work with CSS? New parsing rules at least does not improve

Re: [whatwg] Mathematics in HTML5

2006-06-17 Thread Stefan Gössner
Anne van Kesteren wrote: The core features of an XML vocabulary should require the use of elements from ONLY ONE NAMESPACE. Is math really a core feature? Yes, absolutely .. the upcoming microlearning / nanolearning units inevitably need math.

Re: [whatwg] Mathematics in HTML5

2006-06-17 Thread James Graham
Stefan Gössner wrote: Anne van Kesteren wrote: The core features of an XML vocabulary should require the use of elements from ONLY ONE NAMESPACE. Is math really a core feature? Yes, absolutely .. the upcoming microlearning / nanolearning units inevitably need math. That's a really

Re: [whatwg] Mathematics in HTML5

2006-06-16 Thread juanrgonzaleza
Anne van Kesteren wrote: Quoting [EMAIL PROTECTED]: Since MathML does not fit into the WHATWG philosophy, I would aknowledge information about your own solution to the problem of mathematical markup on the web. Oh please, cut the crap. Did you miss the message from Ian saying how it could

Re: [whatwg] Mathematics in HTML5

2006-06-16 Thread White Lynx
Since MathML does not fit into the WHATWG philosophy, I would aknowledge information about your own solution to the problem of mathematical markup on the web. Oh please, cut the crap. Did you miss the message from Ian saying how it could integrate? If by integrate you mean

Re: [whatwg] Mathematics in HTML5

2006-06-16 Thread James Graham
White Lynx wrote: So how does it fit in the scope of fundamental principles upon which the WHAT working group intends to operate? http://www.w3.org/2004/04/webapps-cdf-ws/papers/opera.html I don't see anything contradictory there (and in any case I'm not sure the document you

Re: [whatwg] Mathematics in HTML5

2006-06-16 Thread Michel Fortin
Le 16 juin 2006 à 9:27, White Lynx a écrit : Yes, sub/sup will behave like HTML sub/sup with offsets being based on font size like it is currently done in HTML implementations, while llim/ulim and marker/submark will have offsets based on size of their base (operator, fence, matrix etc.)

Re: [whatwg] Mathematics in HTML5

2006-06-15 Thread juanrgonzaleza
James Graham wrote: No it is not. You have demonstrated that CSS can do a mediocre job at simple mathematics. This is not an unimpressive achievement but neither does it suggest that general maths layout based purely on CSS is possible without substantial modifications to CSS itself.

Re: [whatwg] Mathematics in HTML5

2006-06-15 Thread Anne van Kesteren
Quoting [EMAIL PROTECTED]: Since MathML does not fit into the WHATWG philosophy, I would aknowledge information about your own solution to the problem of mathematical markup on the web. Oh please, cut the crap. Did you miss the message from Ian saying how it could integrate? -- Anne van

Re: [whatwg] Mathematics in HTML5

2006-06-14 Thread White Lynx
Oistein E. Andersen wrote: As a first step, I have tried to transform the TeX code used on Wikipedia (http://en.wikipedia.org/wiki/Help:Formula) into HTML5. This raises some issues, see http://xn--istein-9xa.com/HTML5/WikiTeX.pdf for all the details. I have tried to follow the current

Re: [whatwg] Mathematics in HTML5

2006-06-14 Thread White Lynx
Oistein E. Andersen wrote: This issue [font selection] belong to presentational layer and has to be addressed on CSS side (there are no problems on XSL and/or DSSSL side as one can make appropriate transformations). I am not so sure about that. In fact I am not sure either. The

Re: [whatwg] Mathematics in HTML5

2006-06-13 Thread James Graham
White Lynx wrote: If this demonstrates that it really is possible to create viable math markup in HTML and have it completely styled in CSS then that would be a good step This step is already made, No it is not. You have demonstrated that CSS can do a mediocre job at simple mathematics.

Re: [whatwg] Mathematics in HTML5

2006-06-12 Thread juanrgonzaleza
?istein E. Andersen wrote: Conversion to MathML is obviously more difficult because the base has to be found and encoded explicitly. Still, I do _not_ say that conversion from TeX to HTML5 will be trivial in all cases. Then we agree. As stated a the beginning of discussion by some, TeX

Re: [whatwg] Mathematics in HTML5

2006-06-11 Thread Øistein E . Andersen
On 10 Jun 2006, at 10:1AM, White Lynx wrote: Oistein E. Andersen wrote: traditional French typographical conventions for mathematics require lowercase variables in italic, but uppercase ones in roman. Do we need extra values like text-transform:french-italic; and french-bold-italic; that would

Re: [whatwg] Mathematics in HTML5

2006-06-11 Thread Ian Hickson
On Sat, 10 Jun 2006, White Lynx wrote: Agree. Once conceptual issues will be resolved and WHATWG will clarify its position regarding math markup, we can return to naming conventions and if majority prefer brief element names, ISO 12083 element names will be replaced with shorter ones.

Re: [whatwg] Mathematics in HTML5

2006-06-11 Thread Øistein E . Andersen
[EMAIL PROTECTED] this may be difficult to achieve in practice, because TeX conversors reading TeX sources are unable to provide correct MathML markup for prescripts. Conversion to MathML is obviously more difficult because the base has to be found and encoded explicitly. Still, I do _not_ say

Re: [whatwg] Mathematics in HTML5

2006-06-10 Thread White Lynx
Oistein E. Andersen wrote: each mark-up element must be kept as short as possible. Some people argue that short element names being misleading and not intuitive does not actually improve readability, some people like short element names as they are more convenient for authoring. The

Re: [whatwg] Mathematics in HTML5

2006-06-10 Thread juanrgonzaleza
?istein E. Andersen wrote: root3of125/root was already proposed in HTML Math of 1994 and rejected because technical issues. Also rejected in ISO12083 math of 1995. What i meant was to use root3of125/root as a shorthand notation for something like rootorder3/orderof125/of/root, in which case

Re: [whatwg] Mathematics in HTML5

2006-06-10 Thread Michel Fortin
Le 10 juin 2006 à 5:01, White Lynx a écrit : I do not think that automatic mixing of roman and italic would be a good idea at the browser side if one search a rapid cheap implementation fully compatible with current standards. That is probably quite right. Yes, roman as a default is Ok

Re: [whatwg] Mathematics in HTML5

2006-06-09 Thread White Lynx
Michel Fortin wrote: Well, now that I think of it, there will be some problems with any pure CSS implementation (for current browsers at least, but maybe with CSS3 too). Aligning fraction separators correctly with the base line when num and den do not have the same height for instance: I

Re: [whatwg] Mathematics in HTML5

2006-06-09 Thread White Lynx
Ian Hickson wrote: I am not at all convinced that it makes any sense to rely on CSS to render mathematics. CSS simply doesn't have the expressive power to obtain acceptably good mathematical typography, and adding features to CSS to obtain this level of expressiveness would require a huge

Re: [whatwg] Mathematics in HTML5

2006-06-09 Thread Stefan Gössner
I would highly appreciate a lightweight, pragamatic solution for doing math on the web in a convenient way. This solution could parallel MathML the same way as Canvas parallels SVG. And that does not necessarily mean, it should be javascript or Latex based -- though it might be. Personally I

Re: [whatwg] Mathematics in HTML5

2006-06-09 Thread juanrgonzaleza
James Graham wrote: [EMAIL PROTECTED] wrote: James Graham wrote: I could go on but at least in academic fields, LaTeX is either the only format accepted for publication or the preferred format. In mathematics, and theoretical physics sure, in rest of science? I doubt. In chemistry,

Re: [whatwg] Mathematics on HTML5

2006-06-09 Thread Henri Sivonen
On Jun 8, 2006, at 01:18, Ian Hickson wrote: On Thu, 8 Jun 2006, Henri Sivonen wrote: If we made MathML work in HTML, possibly with rules that make the syntax easier (by implying tags as I suggested earlier) The implied stuff seems scary. I was hoping for no more tag inference beyond HTML 4

Re: [whatwg] Mathematics in HTML5

2006-06-09 Thread Anne van Kesteren
Quoting Henri Sivonen [EMAIL PROTECTED]: I did, however, see * White Lynx disapproving of MathML and pushing his own stuff * Moose eventually conceding that MathML cannot be rendered using CSS alone. (No surprise there.) * Jonny Axelsson and Hixie alluding to Opera not having a business case

Re: [whatwg] Mathematics in HTML5

2006-06-09 Thread Michel Fortin
Juan wrote: I think that markup would be more easy possible with posibility of ampliation, such that better authors could do a better job but average users could easily obtain results in a cheap and rapid way. That's something very desirable, I think, as it follows the general spirit of

Re: [whatwg] Mathematics in HTML5

2006-06-09 Thread juanrgonzaleza
Henri Sivonen wrote: My point was that math rendering tends to be addressed by a guy with a mission rather than companies if the companies decide, on business grounds, to prioritize their todo lists differently. For example, TeX and Gecko-MathML were both created using the guy with a

Re: [whatwg] Mathematics in HTML5

2006-06-09 Thread Øistein E . Andersen
On 8 Jun 2006, at 10:3AM, White Lynx wrote: Oistein E. Andersen wrote: each mark-up element must be kept as short as possible. Some people argue that short element names being misleading and not intuitive does not actually improve readability, some people like short element names as they are

Re: [whatwg] Mathematics in HTML5

2006-06-09 Thread Øistein E . Andersen
On 9 Jun 2006, at 11:0AM, [EMAIL PROTECTED] wrote: Øistein E. Andersen wrote: 2) Fight verbosity m, [...] frac2den3/frac and root3of125/root [are] clearly better suited than formula, fraction2denominator3/fraction and radical3radicand125/radical. However frac2den3/frac is an shorthand for

Re: [whatwg] Mathematics in HTML5

2006-06-08 Thread White Lynx
Anne van Kesteren wrote: but just putting this in the specification as well and requiring UAs to support it by default seems too much to ask, imho Maybe, but taking into account that WHATWG does not want to establish several levels of compliance, what can we do? I see at least three

Re: [whatwg] Mathematics in HTML5

2006-06-08 Thread White Lynx
Anne van Kesteren wrote: I've already sort of proposed to add Ruby to HTML. Simple Ruby is already supported by Internet Explorer in HTML (I think the XHTML module was based on that implementation) and it makes sense to have it for certain foreign (to me at least) use cases.

Re: [whatwg] Mathematics in HTML5

2006-06-08 Thread White Lynx
Alexey Feldgendler wrote: Why have f at all? When I'm writing about varx/var, why should I write fvarx/var/f? What would be the difference? I think a formula element is only needed for what is called display equations -- they are rendered out of line, usually centered, and sometimes

Re: [whatwg] Mathematics in HTML5

2006-06-08 Thread White Lynx
Michel Fortin wrote: Use integral and bounds for integrals. integral bounds sub0/sub sup100sup /bounds 3varx/var dvarx/var /integral There are at least 30 different operators that would require similar markup, following this line one

Re: [whatwg] Mathematics in HTML5

2006-06-08 Thread White Lynx
Dan Brickley wrote: It would also be both considerate and sensible (if anyone does want to undertake such a task) to talk to the MathML folks first. So far we are addressing problems that were invented and deployed by MathML folks. -- ___ Surf

Re: [whatwg] Mathematics in HTML5

2006-06-08 Thread James Graham
White Lynx wrote: Dan Brickley wrote: It would also be both considerate and sensible (if anyone does want to undertake such a task) to talk to the MathML folks first. So far we are addressing problems that were invented and deployed by MathML folks. But you are, apparently, assuming that

Re: [whatwg] Mathematics in HTML5

2006-06-08 Thread White Lynx
Oistein E. Andersen wrote: As Henri Sivonen put it: «[I]t is futile to insist on semantics that you can't pull out of LaTeX as it is normally authored.» I would like to use a slightly different wording: It is futile to insist on encoding anything that does not change the appearance of a

Re: [whatwg] Mathematics on HTML5

2006-06-08 Thread Alexey Feldgendler
On Thu, 08 Jun 2006 07:58:40 +0700, Øistein E. Andersen [EMAIL PROTECTED] wrote: Correct splitting of continuous fractions seems like a similar non-problem. If a fraction is really overly long, then the author should probably split it manually. There are certain rules for correct splitting

Re: [whatwg] Mathematics in HTML5

2006-06-08 Thread Alexey Feldgendler
On Thu, 08 Jun 2006 14:24:36 +0700, White Lynx [EMAIL PROTECTED] wrote: Why have f at all? When I'm writing about varx/var, why should I write fvarx/var/f? What would be the difference? I think a formula element is only needed for what is called display equations -- they are rendered out of

Re: [whatwg] Mathematics in HTML5

2006-06-08 Thread White Lynx
Alexey Feldgendler wrote: What exactly is a formula? If you ask this question from the point of view of browser developer or browser itself, then the answer is simple formula2 + 2 = 4/formula is formula, while 2 + 2 = 4 is plain text. If you ask it from the point of view of mathematician or

Re: [whatwg] Mathematics in HTML5

2006-06-08 Thread Alexey Feldgendler
On Thu, 08 Jun 2006 20:38:39 +0700, White Lynx [EMAIL PROTECTED] wrote: What exactly is a formula? If you ask this question from the point of view of browser developer or browser itself, then the answer is simple formula2 + 2 = 4/formula is formula, while 2 + 2 = 4 is plain text. If you

Re: [whatwg] Mathematics in HTML5

2006-06-08 Thread White Lynx
Alexey Feldgendler wrote: What exactly is a formula? If you ask this question from the point of view of browser developer or browser itself, then the answer is simple formula2 + 2 = 4/formula is formula, while 2 + 2 = 4 is plain text. If you ask it from the point of view of

Re: [whatwg] Mathematics in HTML5

2006-06-08 Thread juanrgonzaleza
Some people has prompted to reuse LaTeX. People who want reuse LaTeX can “do” it, in the same way that one can reuse existing jsMath. However, mixing of two different languages is usually considered to be a bad practice. For example x 5 is okay in TeX but prohibited in XML. A = 3$ amp; B = 5%

Re: [whatwg] Mathematics on HTML5

2006-06-08 Thread juanrgonzaleza
Ian Hickson wrote: I would say MathML is not widely used because MathML doesn't work in HTML, personally. I do not know from where this idea get up. SVG is relatively popular and implemented in many browsers, but the same browsers implementing SVG are rejecting MathML. They are rejecting

Re: [whatwg] Mathematics in HTML5

2006-06-08 Thread juanrgonzaleza
Henri Sivonen wrote: I think it is an economic problem rather than a technical problem. Yes, this may be reason that a single man was able to do math in a browser via XML-MAIDEN project in a few months, whereas dozens of others and even entire communities cannot do it even after of 10 years.

Re: [whatwg] Mathematics in HTML5

2006-06-08 Thread Michel Fortin
Le 7 juin 2006 à 20:28, Ian Hickson a écrit : For something as big as Mathematics, we want to simply re-use an existing language, not invent a new one. Inventing a new language for encoding content with as wide a problem-space as mathematics would require months, as well as the time of

Re: [whatwg] Mathematics in HTML5

2006-06-08 Thread Michel Fortin
Le 8 juin 2006 à 4:24, White Lynx a écrit : Michel Fortin wrote: Use integral and bounds for integrals. integral bounds sub0/sub sup100sup /bounds 3varx/var dvarx/var /integral There are at least 30 different operators that would require

Re: [whatwg] Mathematics in HTML5

2006-06-08 Thread Ian Hickson
On Thu, 8 Jun 2006, James Graham wrote: White Lynx wrote: Dan Brickley wrote: It would also be both considerate and sensible (if anyone does want to undertake such a task) to talk to the MathML folks first. So far we are addressing problems that were invented and deployed by

Re: [whatwg] Mathematics in HTML5

2006-06-07 Thread White Lynx
James Graham wrote: They have to use LaTeX to prepare documents for publication, it is the only language they know for typesetting mathematics and, in general, the web is not their major target medium. However, for current markup proposal, web is major target medium, which means that if

Re: [whatwg] Mathematics on HTML5

2006-06-07 Thread Mihai Sucan
[ Sorry for the delayed reply guys, being quite busy for a week and I have to do some catching up on this thread. ] Le Thu, 01 Jun 2006 19:22:50 +0300, [EMAIL PROTECTED] a écrit: Michel Fortin wrote: One thing I know however is that the next time I'll have to put an equation on a web

Re: [whatwg] Mathematics on HTML5

2006-06-07 Thread Mihai Sucan
Le Thu, 01 Jun 2006 21:25:49 +0300, James Graham [EMAIL PROTECTED] a écrit: But authors _will_not_ learn anything other than LaTeX. Authors will learn something else _if_ that's proven to be better. Yes, it's true authors don't generally jump on whatever comes new (that's the reason

Re: [whatwg] Mathematics in HTML5

2006-06-07 Thread Michel Fortin
Le 5 juin 2006 à 9:51, White Lynx a écrit : Sketch of the proposal is available, comments are welcome. At this stage prose is far from being polished, but I hope it is readable. Ok, so let's comment. First I'd say I like the path you've taken. I like the fact that you make it easy to

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