What is the real part of $(i+1)^{20}$?
120895
Converting complex number raised to a power to polar form
140300
Does the interval $[0,1]$ contains more real numbers than $(0,2)$?
85380
Proving a known zero of the Riemann Zeta has real part exactly 1/2
80004
Why is $1/i$ equal to $-i$?
19628
What is wrong with this fake proof $e^i = 1$?
5526
Prove that $ℤ[i]^*= \{1,-1,i,-i\}$
140829
What does $b_i\mid b_{i+1}$ mean in this context?
149529
Name for complex number with nonzero imaginary component
117383
What is the value of $\Gamma(\mathrm{i})$ ?
5358
How to prove that 2017 divides $1^{2017}+2^{2017}+\dots+2017^{2017}$?
54753
What does $\sum_{i=1}^{10} 2$ mean exactly?
55094
How to show $i^{-1} = -i$?
109900
Why is $e^{\pi \sqrt{163}}$ almost an integer?
126202
Analysis Question Involving Real Numbers
95449
What is the square root of "$i$"?
137045
The estimate of real and imaginary part of a holomorphic function
124209
How is $\ln(-1) = i\pi$?