Function relativeDifference

Returns the relative difference from the initial value

const rel = relativeDifference(100);
rel(100); // 1
rel(150); // 1.5
rel(50);  // 0.5

The code for this is simple:

const relativeDifference = (initial) => (v) => v/initial

relativeDifference(initial): ((v: number) => number)
Parameters
- initial: number
Returns ((v: number) => number)
- - (v): number
  - Parameters
    - v: number
    Returns number