If you zoom in, you can read what those abbreviations mean and it’s all different math expressions. So I guess it’s something else that just reminds people of a periodic table. Also the word “maths” can be read on the poster, so another indication that this is not a periodic table…
Removed by mod
Weird “periodic table”.
If you zoom in, you can read what those abbreviations mean and it’s all different math expressions. So I guess it’s something else that just reminds people of a periodic table. Also the word “maths” can be read on the poster, so another indication that this is not a periodic table…