Is $(-1)^{1/3} = -1$ , but $(-1)^{2/6} = 1$. Why aren't these the same?
64896
Dealing with non-integral powers on negative numbers
81875
why is $\sqrt{-1} = i$ and not $\pm i$?
50655
Proof of $f^{-1}(B_{1}\setminus B_{2}) = f^{-1}(B_{1})\setminus f^{-1}(B_{2})$
43834
Simple Complex Number Problem: $1 = -1$
154133
Flawed proof by induction that $a^{n-1}=1$
101371
show that $f^{(3)}(c) \ge 3$ for $c\in(-1,1)$
83753
Why $\,p \cdot (p^{-1} \mod q) + q \cdot (q^{-1} \mod p) = pq + 1$?
110643
What are the strategies I can use to prove $f^{-1}(S \cap T) = f^{-1}(S) \cap f^{-1}(T)$?
124209
How is $\ln(-1) = i\pi$?
17963
I have learned that 1/0 is infinity, why isn't it minus infinity?
41645
Checking my understanding: $1 - 1 + 1 - 1 + 1 - ... = \frac{1}{2}$
3712
Why $\sqrt{-1 \cdot {-1}} \neq \sqrt{-1}^2$?
78736
Check my proof that $(ab)^{-1} = b^{-1} a^{-1}$
34024
Are +0 and -0 the same?
28502
How to solve $x^3=-1$?
125512
Doubt regarding divisibility of the expression: $1^{101}+2^{101} \cdot \cdot \cdot +2016^{101}$
155285
difficulty of accepting $i^2 = -1$ for first timers