Difference between revisions of "Reciprocal Fibonacci constant"

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The reciprocal Fibonacci constant $\psi$ is  
 
The reciprocal Fibonacci constant $\psi$ is  
$$\psi = \displaystyle\sum_{k=1}^{\infty} \dfrac{1}{F_k},$$
+
$$\psi = \displaystyle\sum_{k=1}^{\infty} \dfrac{1}{F(k)}=3.35988566624317755\ldots,$$
where $F_k$ is is the $k$th term of the [[Fibonacci sequence]].
+
where $F(k)$ is is the $k$th [[Fibonacci numbers|Fibonacci number]].
 +
 
 +
=Properties=
 +
[[Fibonacci zeta at 1 is irrational|The reciprocal Fibonacci constant is irrational]]<br />
  
 
=See also=
 
=See also=
[[Fibonacci sequence]]<br />
+
[[Fibonacci numbers]]<br />
 
[[Fibonacci zeta function]]<br />
 
[[Fibonacci zeta function]]<br />
  

Latest revision as of 03:40, 25 June 2017

The reciprocal Fibonacci constant $\psi$ is $$\psi = \displaystyle\sum_{k=1}^{\infty} \dfrac{1}{F(k)}=3.35988566624317755\ldots,$$ where $F(k)$ is is the $k$th Fibonacci number.

Properties

The reciprocal Fibonacci constant is irrational

See also

Fibonacci numbers
Fibonacci zeta function

References