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by vincent-douce
Fri Jan 06, 2023 12:06 am
Forum: Fonts & Character Sets
Topic: 1 and an other one
Replies: 1
Views: 9233

1 and an other one

hello
i have understood (am i right ?) that the 1 does not existe natively in \mathbb{} so i have to install a specific package
i would like to be sure of this ; maybe am i wrong and a \one would exist ?
in lot of circumstances (using GeoGebra, using TeXmacs, typing on forums) installing a package ...