Why is $i^2$ not equal to $1$?
3712
Why $\sqrt{-1 \cdot {-1}} \neq \sqrt{-1}^2$?
156782
Confused about complex numbers
155285
difficulty of accepting $i^2 = -1$ for first timers
17707
Why is ${x^{\frac{1}{2}}}$ the same as $\sqrt x $?
71054
How would you explain why $e^{i\pi}+1=0$ to a middle school student?
97952
Square root of 1 is (not) -1
78556
Why isn't [1,2,3] equal to itself in Javascript?
74122
$ 2.28319 = 0 $ !? - How do I spot the mistake?
133852
What is the value of $i^{i^{i^\ldots}}$?
96328
Proving $e^{i\pi} = -1$ without proving $e^{ix} = \cos x + i\sin x$
124209
How is $\ln(-1) = i\pi$?
26940
$2^a +1$ is not divisible by $2^b-1$.
16264
Why does $x$ divided by zero not equal $x$?
114346
Why is $a^{-1}$ mod $p$ equal to $a^{p-2}$ mod $p$?
59818
Why $(-2)^{2.5}$ isn't equal to $((-2)^{25})^{1/10}$?
78351
Why is $(2, 1+\sqrt{-5})$ not principal?
68092
Does square difference prove that 1 = 2?