I would like to use different theorem styles for my definitions and remarks. but somehow the command \theoremstyle{definiton} does not change anything at all at the moment: here's the code would love some help.

\usepackage[english, ngerman]{babel}


    test one two three
    test one two three

for some reason the satz and defn have the same style...

  • You've spelt definition wrong, you have \theoremstyle{definiton} missing an i, it should be \theoremstyle{definition}
    – Willoughby
    Mar 7, 2021 at 16:53
  • \theoremstyle{definiton} results in the following warning: "Unknown theoremstyle defintion". You probably wanted to use \theoremstyle{definition} instead (Notice the previously missing "i" right after the "t".
    – leandriis
    Mar 7, 2021 at 16:55

1 Answer 1


This is because you wrote \theoremstyle{definiton} instead of \theoremstyle{definition} (note the additional i)

  • thank you hate when something so easy is the solution and I sit here for 20 min trying to figure it out.
    – Samelmann
    Mar 7, 2021 at 16:58

Not the answer you're looking for? Browse other questions tagged .