Definition: In computer science and programming, a non-copying function is a function that does not modify its own state. This means that when you call this function, it will return the same result as if it had been called without any modifications to its arguments or results. For example: ```python def add(a, b): return a + b result = add(5, 3) print(result) # Output: 8 ``` In this case, `add` is