Set Intersection/Examples/2 Arbitrarily Chosen Sets of Complex Numbers 1

Example of Set Intersection

Let:

\(\ds A\)

\(=\)

\(\ds \set {3, -i, 4, 2 + i, 5}\)

\(\ds B\)

\(=\)

\(\ds \set {-i, 0, -1, 2 + i}\)

Then:

$A \cap B = \set {-i, 2 + i}$

Sources

• 1981: Murray R. Spiegel: Theory and Problems of Complex Variables (SI ed.) ... (previous) ... (next): $1$: Complex Numbers: Solved Problems: Point Sets: $46 \ \text {(b)}$