Set Difference/Examples/Arbitrary Example 2

Example of Set Difference

Let $S$ and $T$ be sets such that:

$A = \set {1, 2, 3}$

$B = \set {1, 2, 4, 5}$

Let $\setminus$ denote set difference.

Then:

$A \setminus B = \set 3$

Sources

• 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): difference: 2.
• 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): difference: 2.