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Urs
Apr5-04, 10:23 AM
Currently messages to this web interface of sci.physics.strings here at Physics Forums are NOT forwarded automatically to the moderator's of sci.physics.strings. This means that they cannot be seen by all those people that read sps not from within PhysicsForums.

I am hoping that maybe the administrator's of Physics Forums can find a way to allow for submission to sps from with PF in the future. That would be great!

But meanwhile there is a simple workaround: Everybody who wants to submit a message to sps should use the address

sci.physics.strings.newsgroup@matfyz.cz

(see http://schwinger.harvard.edu/~motl/sps/)

and clearly indicate at the beginning to which message this is a reply. The moderator's of sps will then try to inject the message at the correct point in the thread hierarchy.

lumidek
Apr6-04, 05:20 PM
This LaTeX typesetting looks so impressive that I must check it!

E = mc^2 + \frac{\sqrt{1-x^2}}{\alpha'+g_{string}^\heartsuit} +\sum_{n=1}^\infty \int dx \left( n {\mathbb{B}}+\mathcal{C}^26 \right)


which follows from Loop Quantum Gravity log(3) applied to the matrix
\left[ \begin{array}{cc} a&b\\ c&d \end{array} \right]

lumidek
Apr6-04, 05:45 PM
I see! iTeX stands for inline TeX, and I only want to use (displayed) TeX; that's kewl. So let me try a little bit more serious equations. A smart reader will be able to complete this equation into the whole paper, that we plan to publish, and scoop us. Good luck. ;-)


\!\frac{1}{\mathrm{vol}(GL(2,\mathbb{C}))^{2}}
\!\!\sum_{\Gamma} \int_{{{\cal M}^\Gamma_{{\rm int}}}} \!\!\!{\mu_{{\rm int}}} \wedge
\left( \prod_{i=1}^{n_1} \frac{\mathrm{d}\sigma_i}{\sigma_i - \sigma_{i+1}} \right)
\wedge
\left( \prod_{j=1}^{n_2} \frac{\mathrm{d}\sigma_j'}{\sigma_j' - \sigma_{j+1}'} \right)
\wedge \Phi...

lethe
Apr15-04, 09:14 PM
<jabberwocky><div class="vbmenu_control"><a href="jabberwocky:;" onClick="newWindow=window.open('','usenetCode','toolbar=no, location=no,scrollbars=yes,resizable=yes,status=no ,width=650,height=400'); newWindow.document.write('<HTML><HEAD><TITLE>Usenet ASCII</TITLE></HEAD><BODY topmargin=0 leftmargin=0 BGCOLOR=#F1F1F1><table border=0 width=625><td bgcolor=midnightblue><font color=#F1F1F1>This Usenet message\'s original ASCII form: </font></td></tr><tr><td width=449><br><br><font face=courier><UL><PRE>chroot Wrote:\n\n&gt; That site actually uses MathML, not LaTeX. People on the usenet are\n&gt; already quite familair with reading LaTeX in text-only form. MathML\n&gt; is essentially so difficult that it cannot be typed by hand, and thus\n&gt; LaTeX is still much preferred for this kind of purpose.\n&gt;\n&gt; - Warren\n\nMathML is not "so difficult that it cannot be typed by hand". it is\nvery reasonable.\n\n------------------------------------------------------------------------\nThis post submitted through the LaTeX-enabled physicsforums.com\nTo view this thread with LaTeX images:\nhttp://www.physicsforums.com/showthread.php?t=17943\n\n</UL></PRE></font></td></tr></table></BODY><HTML>');"> <IMG SRC=/images/buttons/ip.gif BORDER=0 ALIGN=CENTER ALT="View this Usenet post in original ASCII form">&nbsp;&nbsp;View this Usenet post in original ASCII form </a></div><P></jabberwocky>chroot Wrote:

> That site actually uses MathML, not LaTeX. People on the usenet are
> already quite familair with reading LaTeX in text-only form. MathML
> is essentially so difficult that it cannot be typed by hand, and thus
> LaTeX is still much preferred for this kind of purpose.
>
> - Warren

MathML is not "so difficult that it cannot be typed by hand". it is
very reasonable.

------------------------------------------------------------------------
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To view this thread with LaTeX images:
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chroot
Apr15-04, 09:16 PM
<jabberwocky><div class="vbmenu_control"><a href="jabberwocky:;" onClick="newWindow=window.open('','usenetCode','toolbar=no, location=no,scrollbars=yes,resizable=yes,status=no ,width=650,height=400'); newWindow.document.write('<HTML><HEAD><TITLE>Usenet ASCII</TITLE></HEAD><BODY topmargin=0 leftmargin=0 BGCOLOR=#F1F1F1><table border=0 width=625><td bgcolor=midnightblue><font color=#F1F1F1>This Usenet message\'s original ASCII form: </font></td></tr><tr><td width=449><br><br><font face=courier><UL><PRE>Yeah, check out: http://tinyurl.com/3ecjp\n\n[MathML] is totally as easy to type as \\int f(x) dx, you\'re\nright.\n\n- Warren\n\n------------------------------------------------------------------------\nThis post submitted through the LaTeX-enabled physicsforums.com\nTo view this thread with LaTeX images:\nhttp://www.physicsforums.com/showthread.php?t=17943\n\n</UL></PRE></font></td></tr></table></BODY><HTML>');"> <IMG SRC=/images/buttons/ip.gif BORDER=0 ALIGN=CENTER ALT="View this Usenet post in original ASCII form">&nbsp;&nbsp;View this Usenet post in original ASCII form </a></div><P></jabberwocky>Yeah, check out: http://tinyurl.com/3ecjp

[MathML] is totally as easy to type as \int f(x) dx, you're
right.

- Warren

------------------------------------------------------------------------
This post submitted through the LaTeX-enabled physicsforums.com
To view this thread with LaTeX images:
http://www.physicsforums.com/showthread.php?t=17943

chroot
Apr15-04, 09:45 PM
<jabberwocky><div class="vbmenu_control"><a href="jabberwocky:;" onClick="newWindow=window.open('','usenetCode','toolbar=no, location=no,scrollbars=yes,resizable=yes,status=no ,width=650,height=400'); newWindow.document.write('<HTML><HEAD><TITLE>Usenet ASCII</TITLE></HEAD><BODY topmargin=0 leftmargin=0 BGCOLOR=#F1F1F1><table border=0 width=625><td bgcolor=midnightblue><font color=#F1F1F1>This Usenet message\'s original ASCII form: </font></td></tr><tr><td width=449><br><br><font face=courier><UL><PRE>Urs, Eric, Lubos, Haelfix, and all the rest of you guys from usenet:\n\nMy first attempt at a usenet latex parser is now running on our\nsci.physics.research feed. (We\'re currently catching up on the group at\n40 posts per hour to keep server load down.)\n\nYou\'ll probably notice a couple of things:\n\n1) It does a pretty good job of determining what is math and what\nisn\'t, with only a couple of goofy mistakes here and there that I\'ll\nsoon get around to fixing. It\'s a heuristic search, so it will\ninevitably make some mistakes.\n\n2) It doesn\'t do a very good job of figuring out poorly-formatted math.\nThere are some instances where I can write code to clean poor\nformatting up, but largely it\'s a lost cause; people just need to use\nproper formatting. If you use real, honest-to-goodness latex in your\nposts, pf\'s parser will properly render it without breaking it a\nsweat.\n\n- Warren\n\n------------------------------------------------------------------------\nThis post submitted through the LaTeX-enabled physicsforums.com\nTo view this thread with LaTeX images:\nhttp://www.physicsforums.com/showthread.php?t=17943\n\n\n</UL></PRE></font></td></tr></table></BODY><HTML>');"> <IMG SRC=/images/buttons/ip.gif BORDER=0 ALIGN=CENTER ALT="View this Usenet post in original ASCII form">&nbsp;&nbsp;View this Usenet post in original ASCII form </a></div><P></jabberwocky>Urs, Eric, Lubos, Haelfix, and all the rest of you guys from usenet:

My first attempt at a usenet latex parser is now running on our
sci.physics.research feed. (We're currently catching up on the group at
40 posts per hour to keep server load down.)

You'll probably notice a couple of things:

1) It does a pretty good job of determining what is math and what
isn't, with only a couple of goofy mistakes here and there that I'll
soon get around to fixing. It's a heuristic search, so it will
inevitably make some mistakes.

2) It doesn't do a very good job of figuring out poorly-formatted math.
There are some instances where I can write code to clean poor
formatting up, but largely it's a lost cause; people just need to use
proper formatting. If you use real, honest-to-goodness latex in your
posts, pf's parser will properly render it without breaking it a
sweat.

- Warren

------------------------------------------------------------------------
This post submitted through the LaTeX-enabled physicsforums.com
To view this thread with LaTeX images:
http://www.physicsforums.com/showthread.php?t=17943

chroot
Apr15-04, 09:46 PM
<jabberwocky><div class="vbmenu_control"><a href="jabberwocky:;" onClick="newWindow=window.open('','usenetCode','toolbar=no, location=no,scrollbars=yes,resizable=yes,status=no ,width=650,height=400'); newWindow.document.write('<HTML><HEAD><TITLE>Usenet ASCII</TITLE></HEAD><BODY topmargin=0 leftmargin=0 BGCOLOR=#F1F1F1><table border=0 width=625><td bgcolor=midnightblue><font color=#F1F1F1>This Usenet message\'s original ASCII form: </font></td></tr><tr><td width=449><br><br><font face=courier><UL><PRE>Hi Haelfix,\n\nThanks for your feedback.\n\n1) I think we\'re going to work on a way for posts to be forwarded to\nsps. If I have to, I\'ll code it myself.\n\n[L.M.: It\'s 9:10 pm, April 15th, 2004, and we see a large number of\npostings forwarded from physicsforums.com, and I am just choosing\nsome of them to appear on the newsgroup.]\n\n2) I believe it would be difficult (though not impossible) to have\nLaTeX fully parsed from the newsgroups and displayed properly. In\nother words, at the moment:\n\nIf a pf user posts a response to an sps thread, any latex in that post\nis parsed and turned into images stored here on the pf server.\n\nIf a usenet user posts a response, and pf downloads it via nntp, any\nlatex in that post will *not* be parsed and turned into images -- not\nyet anyway.\n\n3) The "bad things" about pf, the layman factor and clutter, can be\neasily dealt with. We\'ll simply moderate the sps forum, so that a\nmoderator has to okay a message before it will be posted. This is the\nway sci.physics.research is run.\n\n- Warren\n\n------------------------------------------------------------------------\nThis post submitted through the LaTeX-enabled physicsforums.com\nTo view this thread with LaTeX images:\nhttp://www.physicsforums.com/showthread.php?t=17943\n\n\n\n</UL></PRE></font></td></tr></table></BODY><HTML>');"> <IMG SRC=/images/buttons/ip.gif BORDER=0 ALIGN=CENTER ALT="View this Usenet post in original ASCII form">&nbsp;&nbsp;View this Usenet post in original ASCII form </a></div><P></jabberwocky>Hi Haelfix,

Thanks for your feedback.

1) I think we're going to work on a way for posts to be forwarded to
sps. If I have to, I'll code it myself.

[L.M.: It's 9:10 pm, April 15th, 2004, and we see a large number of
postings forwarded from physicsforums.com, and I am just choosing
some of them to appear on the newsgroup.]

2) I believe it would be difficult (though not impossible) to have
LaTeX fully parsed from the newsgroups and displayed properly. In
other words, at the moment:

If a pf user posts a response to an sps thread, any latex in that post
is parsed and turned into images stored here on the pf server.

If a usenet user posts a response, and pf downloads it via nntp, any
latex in that post will *not* be parsed and turned into images -- not
yet anyway.

3) The "bad things" about pf, the layman factor and clutter, can be
easily dealt with. We'll simply moderate the sps forum, so that a
moderator has to okay a message before it will be posted. This is the
way sci.physics.research is run.

- Warren

------------------------------------------------------------------------
This post submitted through the LaTeX-enabled physicsforums.com
To view this thread with LaTeX images:
http://www.physicsforums.com/showthread.php?t=17943

Eric A. Forgy
Apr16-04, 08:48 AM
<jabberwocky><div class="vbmenu_control"><a href="jabberwocky:;" onClick="newWindow=window.open('','usenetCode','toolbar=no, location=no,scrollbars=yes,resizable=yes,status=no ,width=650,height=400'); newWindow.document.write('<HTML><HEAD><TITLE>Usenet ASCII</TITLE></HEAD><BODY topmargin=0 leftmargin=0 BGCOLOR=#F1F1F1><table border=0 width=625><td bgcolor=midnightblue><font color=#F1F1F1>This Usenet message\'s original ASCII form: </font></td></tr><tr><td width=449><br><br><font face=courier><UL><PRE>Hi Lubos... err... lumidek :)\n\nlumidek &lt;lumidek@physicsforums.com&gt; wrote:\n\n&gt; (Note added later: it seems that the commands tex and /tex and itex and\n&gt; /itex in the square brackets have disappeared, when the message was\n&gt; forwarded to SPS. Perhaps the format of the messages was changed?)\n\nApparently, chroot has written a LaTeX parser especially for posts\ngoing out to usenet from physicsforums and coming in from usenet to\nphysicsforums. When constructing the message intended for sps from\nphysicsforums, you would probably still include the tex, /tex, itex,\nand /itex commands (in square brackets) just for their editor. These\ncommands get parsed out when it goes out to usenet to spare people who\ndo not wish to view posts via physicsforums.\n\nThe neat thing is that chroot\'s parser recognizes and retro-compiles\nprevious pseudo-LaTeX posts that can now be viewed as compiled LaTeX\non physicsforums even if the original author did not intend the\npseudo-LaTeX to actually get compiled some day.\n\nI know we should keep non-stringy discussions to a minimum, but I\nthink pointing out this new capability is worth making an exception\njust this once. It has the potential to make stringy discussions much\nmore readible with properly compiled LaTeX.\n\nCheers,\nEric\n_________________________ __________________________________________________ ____\nWeb page of SPS: http://schwinger.harvard.edu/~sps/\nPosted via: http://groups.google.com/groups?group=sci.physics.strings\n^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^\n\n</UL></PRE></font></td></tr></table></BODY><HTML>');"> <IMG SRC=/images/buttons/ip.gif BORDER=0 ALIGN=CENTER ALT="View this Usenet post in original ASCII form">&nbsp;&nbsp;View this Usenet post in original ASCII form </a></div><P></jabberwocky>Hi Lubos... err... lumidek :)

lumidek <lumidek@physicsforums.com> wrote:

> (Note added later: it seems that the commands tex and /tex and itex and
> /itex in the square brackets have disappeared, when the message was
> forwarded to SPS. Perhaps the format of the messages was changed?)

Apparently, chroot has written a LaTeX parser especially for posts
going out to usenet from physicsforums and coming in from usenet to
physicsforums. When constructing the message intended for sps from
physicsforums, you would probably still include the tex, /tex, itex,
and /itex commands (in square brackets) just for their editor. These
commands get parsed out when it goes out to usenet to spare people who
do not wish to view posts via physicsforums.

The neat thing is that chroot's parser recognizes and retro-compiles
previous pseudo-LaTeX posts that can now be viewed as compiled LaTeX
on physicsforums even if the original author did not intend the
pseudo-LaTeX to actually get compiled some day.

I know we should keep non-stringy discussions to a minimum, but I
think pointing out this new capability is worth making an exception
just this once. It has the potential to make stringy discussions much
more readible with properly compiled LaTeX.

Cheers,
Eric
__{_______________________________________________ ______________________________}
Web page of SPS: http://schwinger.harvard.edu/~sps/
Posted via: http://groups.google.com/groups?group=sci.physics.strings
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^