[OS X TeX] Re: compatibility of todo package with xelatex

[Rob Rye]

On Apr 17, 2010, at 4:17 PM, Ross Moore wrote:

> 
>> 
>> It seems that under XeTeX/XeLaTeX the amssymb package (or presumably any other package that requires it) needs to come before other packages that use amslatex packages.
> 
> No. The reason is that with the Xunicode  package,
> you *do not need* to load  amssymb.sty  at all.
> 
> Those macros are already defined, and work with any proper
> OpenType font being used for mathematical symbols.
> If you were using such a font then you would not want
> to be mixing the old AMS fonts in with your nice equations
> made using that ome self-consistent font.
> The result would look pretty terrible.
> 
> Whereas Xunicode makes its definitions in a way that doesn't
> care that the macro is already defined, this cannot also be
> said for old packages like  amssymb.sty .
> That is why the loading order matters.

Thanks. I think I understand the process a bit better now.
>> 
> 
> 
> Hope this helps,
> 
> 	Ross
> 
> 
Rob