List questions from roots-of-unity

Published on 09 Feb 2017 - 18:15

41

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Roots Of Unity Proof On Concurrent Lines

Published on 09 Feb 2017 - 22:58

96

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Given an order and a prime $p$, is its subring generated by $p$-th roots of unity always connected?

Published on 12 Feb 2017 - 10:15

152

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Upper bound on the summation of roots of unity

Published on 25 Mar 2026 - 9:39

1.1k

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nth roots of unity explanation

Published on 15 Feb 2017 - 4:24

207

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Root of Unity Proof

Published on 17 Feb 2017 - 3:27

5.2k

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How to find the roots of $x^4 + x^2 + 1$ in $\mathbb{C}$ (question about the basics of factoring)

Published on 19 Feb 2017 - 16:17

810

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Question About Primitive Root of Unity

Published on 20 Feb 2017 - 20:22

627

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Most efficient way of calculating primitive cube roots of unity

Published on 27 Feb 2017 - 16:19

240

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How can we conclude $n\xi_j^{n-1}=\prod_{i \ne j}(\xi_{i}-\xi_{j})$ from $x^n-1=\prod_{i}(x-\xi_{i})$

Published on 27 Feb 2017 - 20:31

123

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an approximation of the sum of roots of unity to the powers of 2

Published on 04 Mar 2017 - 10:20

91

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How to prove an approximation of a combinatorics identity

Published on 05 Mar 2017 - 0:36

317

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Distinct elements based off roots of unity

Published on 15 Mar 2017 - 22:25

94

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Proving that all solutions of $(1+z)^n=z^n$ have $\mathrm{Re}(z)=-\frac{1}{2}$

Published on 17 Mar 2017 - 11:27

84

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Simplification rules for roots of unity

Published on 20 Mar 2017 - 14:51

List Question

Finding the elements of $\sqrt[9]{1}$

Roots Of Unity Proof On Concurrent Lines

Given an order and a prime $p$, is its subring generated by $p$-th roots of unity always connected?

Upper bound on the summation of roots of unity

nth roots of unity explanation

Root of Unity Proof

How to find the roots of $x^4 + x^2 + 1$ in $\mathbb{C}$ (question about the basics of factoring)

Question About Primitive Root of Unity

Most efficient way of calculating primitive cube roots of unity

How can we conclude $n\xi_j^{n-1}=\prod_{i \ne j}(\xi_{i}-\xi_{j})$ from $x^n-1=\prod_{i}(x-\xi_{i})$

an approximation of the sum of roots of unity to the powers of 2

How to prove an approximation of a combinatorics identity

Distinct elements based off roots of unity

Proving that all solutions of $(1+z)^n=z^n$ have $\mathrm{Re}(z)=-\frac{1}{2}$

Simplification rules for roots of unity

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