# Golden ratio

From specialfunctionswiki

The golden ratio, $\varphi$, is the irrational algebraic number $$\varphi = \dfrac{1+\sqrt{5}}{2}.$$

# Properties

Limit of quotient of consecutive Fibonacci numbers

Relationship between sine, imaginary number, logarithm, and the golden ratio

Relationship between cosine, imaginary number, logarithm, and the golden ratio

# Videos

The Golden Ratio & Fibonacci Numbers: Fact versus Fiction