As indicated by the inquiry,
P(n) which is valid for all n.
Let P(n) be,
⇒ P(k) is valid for all k.
In this manner, P(n) is valid for all n.
As indicated by the inquiry,
P(n) which is valid for all n.
Let P(n) be,
⇒ P(k) is valid for all k.
In this manner, P(n) is valid for all n.