What is the inverse of $2^x$?
118778
What's the inverse operation of exponents?
133149
Inverse of a Positive Definite
86349
Is Multiplying the Inverse Better or Worse?
83255
Finding inverse in non-commutative ring
71252
What is the inverse function of $e^x +x$?
141286
When is $\mathbf{X}^{T}\mathbf{X}+\lambda\mathbf{I}$ invertible?
124808
How to find inverse of function?
57846
Multiplicative inverse in $\operatorname{GF}(2^8)$?
33569
Use polar complex numbers to find multiplicative inverse
20611
Inverse of a factorial
151502
Finding the inverse of the arc length function
52701
Manipulating Partial Derivatives of Inverse Function
8676
Is there any "superlogarithm" or something to solve $x^x$?
78632
Summation equation for $2^{x-1}$
33057
The inverse is a root of the reciprocal (reverse) polynomial.
56805
Why isn't the inverse of the function $x\mapsto x+\sin(x)$ expressible in terms of "the functions one finds on a calculator"?
122948
$x^{x^{x^{\dots}}}=2$, what is the value of $x$?