Am 13.04.2014 um 21:01 schrieb <joasyannick@gmail.com> <joasyannick@gmail.com>:

> Hello,
> 
> Thank you for the answer.
> 
> >if you have a proper opentype math Font…
> 
> As you know, Baskervald doesn’t come with an open type math version.
> Moreover the mapping mechanism works well with open type text fonts and is
> powerful and very general. It’s my prefered way of solving my problem. So I reiterate
> my questions:

Replacing certain symbols in a math font with a text font is very easy with the fallback mechanism
and the \definefallbackfamily command makes things even simpler:

http://tex.stackexchange.com/questions/150566/minionpro-including-math-in-context/150823#150823

Wolfgang