There's kind of a bias here. Does the author mean "computer scientists in America"?
In France, I definitely learned mathematical notation. Actually, I learned ∈, ∀ and ∃ in high school. And I had set theory courses in the first year of my master's degree (I mean first year after high school), among other mathematical courses.
In France, I definitely learned mathematical notation. Actually, I learned ∈, ∀ and ∃ in high school. And I had set theory courses in the first year of my master's degree (I mean first year after high school), among other mathematical courses.