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Mathematics
Problem
A relation
S
S
S
from
A
=
{
a
,
b
,
c
}
A=\{a,b,c\}
A
=
{
a
,
b
,
c
}
to
B
=
{
1
,
2
}
B=\{1,2\}
B
=
{
1
,
2
}
sends
a
a
a
to
1
1
1
and
2
2
2
, sends
b
b
b
to
2
2
2
, and sends
c
c
c
to
2
2
2
. Decide whether
S
S
S
is a function from
A
A
A
to
B
B
B
and justify your decision in one sentence.
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