[EuroPython 2018] Hayley Denbraver - Recursion, Fractals, and the Python Turtle Module. Publication date 2018-07-25 Usage Attribution-Noncommercial-Share Alike 3.0 Topics ... They also appear all over ...

Recursion in programming is a very powerful tool, this is done with functions that call themselves over and over again. You can picture it as a kind of loop that iterates until a condition is met.