Numerical functions in Documotor

These functions perform mathematical operations on data and help to realize common mathematical functions.

Function	Description
`abs`	Returns the absolute value of the argument.
`add`	Mathematical addition of two arguments.
`avg`	Returns the average of an array of numbers.
`calculate`	Computes a given mathematical formula.
`ceil`	Mathematical ceiling function; rounds up.
`divide`	Mathematical division.
`floor`	Mathematical floor function; rounds down.
`max`	Find the maximum number or alphabetically the last string in an array.
`max_by`	Get element from array with a maximum value of a specified comparison function.
`min`	Find the minimum number or alphabetically the first string in an array.
`min_by`	Get element from array with a minimum value of a specified comparison function.
`multiply`	Multiply two numbers.
`subtract`	Mathematical subtraction of two arguments.
`sum`	Sum the numbers in an array.