Question: Write a function file, [ y , Err, n ] = ARCTANA ( x ) , that takes input argument x as an array of

Write a function file,

[

,

Err, n

] =

ARCTANA

(

),

that takes input argument x as an array of any size and returns the values of the arctan y calculated from an equation, the absolute differences Err of the value from an equation and the built

-

in atan function, and the number of iterations used to perform the summation n as arrays of the same size as the input. Your function must perform the following:

1 .

Iterate through all the elements in the input array and individually calculate the outputs for each element.

2 .

Pre

-

allocate the output parameters.

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