Item 0.4.2.a.
\(f = \twoline{1 \amp 2 \amp 3 \amp 4 \amp 5}{3 \amp 3 \amp 3 \amp 3 \amp 3}\text{.}\)
Injective
Surjective
Bijective
Neither
\(f = \twoline{1 \amp 2 \amp 3 \amp 4 \amp 5}{3 \amp 3 \amp 3 \amp 3 \amp 3}\text{.}\)
Injective
Surjective
Bijective
Neither