Is there a name for functions that are their own inverses
32575
What's the name for the property of a function $f$ that means $f(f(x))=x$?
103568
Possibility of finding a such function?
57071
Examples of Recursive functions
125811
Recognizing special cases of a defined function for permuted arguments
58561
Right and left inverse
134835
What is exactly the inverse of the function $f(x)=\frac{x}{1-x^2}$?
1440
Are the any non-trivial functions where $f(x)=f'(x)$ not of the form $Ae^x$
110014
Right Inverse for Surjective Function
38695
Inverse of Strictly Monotone Function
62067
Inverse function of $x^x$
146152
Characterising functions $f$ that can be written as $f = g \circ g$?
50725
Inverse of function is continuous or not?
4800
Is there a name for an algebraic structure like this?
17059
A ring element with a left inverse but no right inverse?
156536
Defining functions as derivatives
80210
It is posible to have a function $f$ with the following property?
84317
Iterated self-composition of arbitrary function