Strange difference between MacOS and Linux - Unicode Math

[Norbert Preining]

Adding missing information:

Compiler was xelatex (as can be seen from the pdfinfo), but same happens with
lualatex.

The Mac I use is a M1 (arm64, apple silicon).

Thanks

On Tue, 27 Sep 2022, Norbert Preining wrote:
> Hi all,
> 
> can someone explain me why the following file:
> 
> \documentclass{article}
> \usepackage{fontspec}
> \usepackage{unicode-math}
> \begin{document}
> Hello $\bigtriangleup$ World
> \end{document}
> 
> compiled once on MacOS and once on Linux, both with uptodate TL2022,
> I get a correct version on Linux, and on MacOS the
> 	\bigtriangleup
> appears as
> 	4
> in the pdf.
> 
> I have checked the embedded fonts and the agree.
> 
> I attach the pdf files.
> 
> Thanks for any enlighting comment!

--
PREINING Norbert                              https://www.preining.info
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