Proof by induction of the following: f(m+k) = f(m-1)* f(k) + f(m) * f(k+1)
f(k+1) = f(k) + f(k-1)
The Attempt at a Solution
The only way I can figure to get multiplication from addition was to square both sides, but then I really get out of my league.
What is the relationship if you double a fib. #?