\vcentcolon - LaTeX Symbol

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:

\vcentcolon

The \vcentcolon command is used to produce a vertically centered colon, often used in mathematical expressions to denote a relation or definition. It ensures that the colon is aligned with the mathematical symbols around it, providing a more aesthetically pleasing and semantically clear representation.

Examples

f (x) : = x^{2} + 1

Defines the function f(x) as x squared plus one.

f(x) \vcentcolon= x^2 + 1

a : b

Represents a relation between a and b using a vertically centered colon.

a \vcentcolon b

x : = y + z

Defines x as the sum of y and z using a vertically centered colon.

x \vcentcolon= y + z