3 ms·As far as I remember, that's not a problem in math: := definition ≡ identity = equality ∝ proportionalityby mxmlnkn 2y agoAs far as I remember, that's not a problem in math: := definition ≡ identity = equality ∝ proportionalitynyc111 2y agoBut this is how it works: = definition = identity = equality = proportionalityTwisol 2y agoBig-O notation is a famous example where = is some flavor of (asymptotic) proportionality, and it catches a lot of people out when they first learn about it.