Symbols:General/Equals

Equals

$=$

$x = y$ means $x$ is the same object as $y$, and is read $x$ equals $y$, or $x$ is equal to $y$.

$x \ne y$ means $x$ is not the same object as $y$, and is read $x$ does not equal $y$, or $x$ is not equal to $y$.

The expression:

$a = b$

means:

$a$ and $b$ are names for the same object.

The $\LaTeX$ code for \(=\) is = .

The $\LaTeX$ code for \(\ne\) is \ne  or \neq.

Sources

• 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): equals sign
• 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): equals sign
• 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): Appendix: Table $7$: Common signs and symbols