Sorry for the noise !
It is true that \math{\cal N}, it is not very beautiful, so I will associate another font even if it should avoid, I believe, to write documents with different fonts
Fabrice

2017-09-06 18:53 GMT+02:00 Herbert Voss <Herbert.Voss@fu-berlin.de>:

Fabrice Couvreur schrieb:

> I use for the documents of my students the font DejaVu because I find that
> it is very readable on paper. Unfortunately, this is not a font for
> writing
> Mathematics. I would like to use DejaVu font for text and a font to write
> mathematical formulas. What do you recommend ?

DejaVu Math ... ;-)
https://ctan.org/tex-archive/fonts/tex-gyre-math
https://ctan.org/tex-archive/fonts/tex-gyre-math/opentype

Herbert

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