Definition:Golden Mean/One Minus Golden Mean

Definition
Let $\phi$ denote the golden mean:
 * $\phi = \dfrac {1 + \sqrt 5} 2$

The number:
 * $1 - \phi$

is often denoted $\hat \phi$.

Also denoted as
The number $1 - \phi$ can also be seen denoted as $\phi'$.

Also see

 * Reciprocal Form of One Minus Golden Mean: $\hat \phi = - \dfrac 1 \phi$


 * Closed Form of One Minus Golden Mean: $\hat \phi = \dfrac {1 - \sqrt 5} 2$