\simcoloncolon
The \simcoloncolon symbol is used in mathematical notation to denote a specific type of relation or comparison between two quantities or expressions. It is often used in advanced mathematical contexts to represent equivalence or proportionality in a more abstract sense.
Indicates a relation or equivalence between A and B.
A \simcoloncolon B
Shows a chain of relations among X, Y, and Z.
X \simcoloncolon Y \simcoloncolon Z
Represents a relation between two functions f and g.
f(x) \simcoloncolon g(x)