Hello,
I replaced the context engine with the lmtx engine but I find that the
derivative symbol is too high regardless of the font used.
I mainly use modern and pagella because I type many texts using
mathematics: can we correct this problem,
Thanks for your help.
Fabrice

\starttext
\startitemize[n]
  \startitem
    \math{f'(x)=x²+4x+4}
  \stopitem
  \startitem
     \math{f''(x)=2x+4}
  \stopitem
\stopitemize
\stoptext