In the context of Quantum mechanics, what is $(-1)^{\left(\frac{-1}{2}\right)}$ really, $i$ or $-i$?
108923
What is wrong with this false proof? $-1=(-1)^1=(-1)^\frac{2}{2}=((-1)^2)^\frac{1}{2}=\sqrt{(-1)^2}=\sqrt{1}=1$
16931
Can one do the maths of physics without using $\sqrt{-1}$?
95145
Does $\exp(2ir\pi)$ equal $1$? What's wrong?
127727
De Moivre Complex Roots: Definition of $i$ or $\sqrt {-1}$
54435
What is the value of $1^i$?
5679
Why is $2\pi i \neq 0?$
104441
Difference between i and -i
151930
What does it mean by $t=-1$?
80648
What's $(-1)^{2/3}\; $?
58122
QM without complex numbers
136678
$\hbar \rightarrow 0$ in quantum mechanics
77349
What is the real part of $ e^{e^{i \theta}} ?$
57659
Evaluate $\int_{\left | z \right |=3} (e^{z}-1)dz/(z(z-1)(z-i))$
158627
$e^{\left(\pi^{(e^\pi)}\right)}\;$ or $\;\pi^{\left(e^{(\pi^e)}\right)}$. Which one is greater than the other?
94962
For complex $z$, $|z| = 1 \implies \text{Re}\left(\frac{1-z}{1+z}\right)  = 0$
129394
understanding $\frac{\partial x}{\partial y}\frac{\partial y}{\partial z}\frac{\partial z}{\partial x}=-1$
135713
What does "$(-1/2)_k$" mean in this expression related to incomplete elliptic integrals?