What does it mean to take $i^i$?
25788
Prove that $i^i$ is a real number
104394
What does $\int_{a}^{b} f(x)$ mean?
40837
Why $e^{i(π/3)} \ne -1$?
80004
Why is $1/i$ equal to $-i$?
147920
Infinite powering by $i$
117533
$|A-\lambda I|$ and $|\lambda I-A|$
133852
What is the value of $i^{i^{i^\ldots}}$?
55018
Prove that $A^*A + I$ is invertible
127727
De Moivre Complex Roots: Definition of $i$ or $\sqrt {-1}$
24980
What is the order when doing $x^{y^z}$ and why?
20187
What's the meaning of the exponent here?
112707
Must $Q^\mathsf{T}Q = I$ if $(Qx)^\mathsf{T}(Qx) = x^\mathsf{T}x$
58086
Using the symbol I for electrical current
54435
What is the value of $1^i$?
79262
What does capital letter I mean in this formulas?
124703
Where does the $i$ come from in the Schrödinger equation?
54753
What does $\sum_{i=1}^{10} 2$ mean exactly?