Difference between Arctangent and Arctan

What is the difference between Arctangent and Arctan?

Arctangent as a noun is any of several single-valued or multivalued functions that are inverses of the tangent function. symbol: arctan, tan-1 while Arctan as an abbreviation is the inverse tangent function

We hope you now know whether to use Arctangent or Arctan in your sentence.