is the following way correct for determines the complexity of Fibonacci function?
64680
Computational complexity of Fibonacci Sequence
124917
Fibonacci numbers and proof by induction
155995
Fibonacci proof question: $f_{n+1}f_{n-1}-f_n^2=(-1)^n$
115018
Continuous Fibonacci number F(n)
106502
Prove by induction that for the Fibonacci numbers $F(n)$ with $n \ge 6$, $F(n) \ge 2^{n/2}$
112948
Fibonacci addition law $F_{n+m} = F_{n-1}F_m + F_n F_{m+1}$
70064
Computational complexity of RSA
43125
Why does the Fibonacci Series start with 0, 1?
145255
Fibonacci, tribonacci and other similar sequences
86342
Why does $\log(n!)$ and $\log(n^n)$ have the same big-O complexity?
94703
Time complexity and optimality
24407
How to prove the Fibonacci sum $\sum \limits_{n=0}^{\infty}\frac{F_n}{p^n} = \frac{p}{p^2-p-1}$
133150
Fibonacci combinatorial identity: $F_{2n} = {n \choose 0} F_0 + {n\choose 1} F_1 + ... {n\choose n} F_n$
21361
c++ practical computational complexity of  SQRT()
155897
Proof by induction - is this correct?
59612
Proof by induction that if $n \in \mathbb N$ then it can be written as sum of different Fibonacci numbers
132486
Induction proof on Fibonacci sequence: $F(n-1) \cdot F(n+1) - F(n)^2 = (-1)^n$