Then, ChatGPT gave me this:
I'm not sure why anyone would think at this point it's a good idea to ask an AI technical questions instead of a human who has actual education.
There are multiple errors in that formula, and many of the people who are actually knowledgeable about code on this forum are tired of people asking for help fixing AI garbage.
If you spent a few moments doing a Google or other Internet search instead of asking a bot, you'd find the MV/MZ Script Call pinned thread, which has the script calls for setting parameters; as well as this thread which has very thorough information on how to format damage formulae.
Damage Formulas 101
Also, this should not go into a damage formula because the code will be executed when the enemies are considering their attacks, which means your actors will be reduced several times a turn. You should be using a plugin that executes code during actions, such as Yanfly's Skill Core.