| description |
|---|
Return Subtraction of series and other, element-wise (binary operator sub). |
Returns the subtraction between a series and other, element-wise (binary operator subtraction).
Equivalent to series - other
**parameter:** {other} Series, Number to subtract
**return:** Series
Example
let data1 = [30, 40, 39, 1, 2, 1]
let data2 = [1, 2, 3, 4, 5, 6]
let sf1 = new Series(data1)
let sf2 = new Series(data2)
sf1.sub(sf2)