MATH 350, Supplementary problems for Section 1.4
Use induction to prove the following:
If
n
,
m
∈ ℕ then
n
+
m
∈ ℕ,
n
m
∈ ℕ.
If
n
,
m
∈ ℕ and
n
<
m
then
m
≥
n
+
1
.