I considered deleting the post, but this seems more cowardly than just admitting I was wrong. But TIL something!
1. Be civil
No trolling, bigotry or other insulting / annoying behaviour
2. No politics
This is non-politics community. For political memes please go to !politicalmemes@lemmy.world
3. No recent reposts
Check for reposts when posting a meme, you can only repost after 1 month
4. No bots
No bots without the express approval of the mods or the admins
5. No Spam/Ads
No advertisements or spam. This is an instance rule and the only way to live.
Don't worry. It wouldn't be a faux pas or anything. People often say "I studied math." (US) or "I read [past tense] maths." (UK) to mean they have mathematical knowledge.
PS: I've never been to the UK. I only put that bit in to have the brits explain it to you.