List questions from complex-numbers

Published on 25 Mar 2026 - 18:47

359

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Do complex numbers have infinitely-many $n$-th roots?

Published on 28 Oct 2018 - 22:56

45

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Is comparing real and complex values within Robin's Inequality legal? And how would we?

Published on 25 Mar 2026 - 3:02

53

Views

Estimating the modulus of a ratio

Published on 29 Oct 2018 - 8:36

76

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My $ (i^i)^i $ result does not match Wolfram Alpha's result

Published on 25 Mar 2026 - 6:10

666

Views

The derivative of the Gamma function

Published on 26 Mar 2026 - 9:38

92

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The derivative of the Gamma function, once more

Published on 26 Mar 2026 - 9:40

1.6k

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Finding argument of power of a complex number

Published on 30 Oct 2018 - 10:14

53

Views

Solving the equation $|z^2-z+1|=|x^2-1|$

Published on 25 Mar 2026 - 23:53

18

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The starting term of the Maclaurin series

Published on 23 Mar 2026 - 5:57

384

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How to find the residue of $\frac{1}{e^{2z}-1}$ and $\frac{z^2}{1-\cos(z)}$?

Published on 31 Oct 2018 - 1:08

58

Views

Find a complex number with a real part of $24$

Published on 31 Oct 2018 - 12:10

677

Views

How can I deduce exact values of $\cos\left(\frac{\pi}{12}\right)$ and $\sin\left(\frac{\pi}{12}\right)$?

Published on 31 Oct 2018 - 18:26

68

Views

Complex function with permutation

Published on 01 Nov 2018 - 17:59

111

Views

Proof Complex Numbers

Published on 01 Nov 2018 - 19:48

List Question

How to prove sine product formula?

Do complex numbers have infinitely-many $n$-th roots?

Is comparing real and complex values within Robin's Inequality legal? And how would we?

Estimating the modulus of a ratio

My $ (i^i)^i $ result does not match Wolfram Alpha's result

The derivative of the Gamma function

The derivative of the Gamma function, once more

Finding argument of power of a complex number

Solving the equation $|z^2-z+1|=|x^2-1|$

The starting term of the Maclaurin series

How to find the residue of $\frac{1}{e^{2z}-1}$ and $\frac{z^2}{1-\cos(z)}$?

Find a complex number with a real part of $24$

How can I deduce exact values of $\cos\left(\frac{\pi}{12}\right)$ and $\sin\left(\frac{\pi}{12}\right)$?

Complex function with permutation

Proof Complex Numbers

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