👉 In mathematics, a "halper" is a function that takes an input and returns the result of applying some operation to it. The most common example of a halper function in programming is the following:
```python
def square(x):
return x
2
# Usage:
result = square(3) # Output: 9
```
In this case, `square` is a halper function that takes an input `x` and returns its square value. The syntax for