Re: [XeTeX] additional beginL endL nodes in math

2015-04-16 Thread David Carlisle
On 16 April 2015 at 01:21, Vafa Khalighi glkv...@gmail.com wrote: I also support Khaled's changes to xetex; I only tested it few months ago and if the issues I reported are fixed now, then it is good. And since when LaTeX has a package/ or test files that uses \beginL \endL? All I remember is

Re: [XeTeX] additional beginL endL nodes in math

2015-04-16 Thread David Carlisle
On 16 April 2015 at 12:35, Khaled Hosny dr.khaled.ho...@gmail.com wrote: I’m testing a change that removes the direction node from around inline math and instead (ab)uses the presence of \math(on|off) node to output the necessary dvi opcode, and it seems to fix this issue as well. Lets hope

Re: [XeTeX] additional beginL endL nodes in math

2015-04-16 Thread David Carlisle
On 16 April 2015 at 11:54, Vafa Khalighi glkv...@gmail.com wrote: I have not got TeXLive 2015 but that is just bad. Does the new xetex effect any other of math typesetting that used to work fine with Knuth TeX? yes see the example I posted in the second message I posted to this thread in Knuth

Re: [XeTeX] additional beginL endL nodes in math

2015-04-16 Thread Khaled Hosny
I’m testing a change that removes the direction node from around inline math and instead (ab)uses the presence of \math(on|off) node to output the necessary dvi opcode, and it seems to fix this issue as well. Lets hope that there is no some blackmagic^W deep TeX hackery that plays with the this

Re: [XeTeX] additional beginL endL nodes in math

2015-04-16 Thread David Carlisle
To see a non contrived example where the change breaks existing documents, take this example (using a math expression from the breqn package documentation) \documentclass[]{article} \usepackage{breqn} \begin{document} aaa \begin{dmath*} g = 0 + 1 - 1 \end{dmath*}

Re: [XeTeX] additional beginL endL nodes in math

2015-04-16 Thread Vafa Khalighi
I have not got TeXLive 2015 but that is just bad. Does the new xetex effect any other of math typesetting that used to work fine with Knuth TeX? does it break any package? with breqn the issue is not too bad since breqn is an experimental package and not a lot of people are aware of it or use it.

Re: [XeTeX] additional beginL endL nodes in math

2015-04-16 Thread David Carlisle
On 16 April 2015 at 20:51, Khaled Hosny khaledho...@eglug.org wrote: On Thu, Apr 16, 2015 at 12:39:47PM +0100, David Carlisle wrote: On 16 April 2015 at 12:35, Khaled Hosny dr.khaled.ho...@gmail.com wrote: I’m testing a change that removes the direction node from around inline math and