Question

If some complex numbers lie on the one side of a line which goes through 0, then the sum of them are not 0

score 377 · Answer 1 · 2018-02-01 20:05:49

377

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If some complex numbers lie on the one side of a line which goes through 0, then the sum of them are not 0

Published on 01 Feb 2018 - 20:05

score 245 · Answer 2 · 2026-03-22 09:24:39

245

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Physical Calculator with Hyperreals and Multiple Dimensions?

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score 147 · Answer 3 · 2018-02-01 21:26:58

147

Views

Plotting $\{z\in \mathbb{C}\mid |z| > \Re(z)-2\}$

Published on 01 Feb 2018 - 21:26

score 147 · Answer 4 · 2018-02-02 04:06:04

147

Views

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Published on 02 Feb 2018 - 4:06

score 136 · Answer 5 · 2018-02-02 09:24:35

136

Views

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score 5.7k · Answer 6 · 2018-02-02 09:51:53

5.7k

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Solving $\sin(z)=0$ for complex numbers $z$ by using Euler's formula

Published on 02 Feb 2018 - 9:51

score 84 · Answer 7 · 2018-02-02 14:00:16

84

Views

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Published on 02 Feb 2018 - 14:00

score 57 · Answer 8 · 2026-03-17 15:54:56

57

Views

Mistake when calculating the polar form of $-3\mathrm{i}$

Published on 17 Mar 2026 - 15:54

score 341 · Answer 9 · 2026-03-20 06:38:32

341

Views

A complex root of unity and "dense" property of the its orbit on the unit circle

Published on 20 Mar 2026 - 6:38

score 73 · Answer 10 · 2026-03-20 00:03:32

73

Views

A closed form for the sum $\sum_{s=0}^{n-1} e^{\frac{s(s+1)}{2}i\theta}$?

Published on 20 Mar 2026 - 0:03

score 660 · Answer 11 · 2026-03-24 20:32:08

660

Views

Prove all the roots of a given polynomial lie in the disk with radius $2$

Published on 24 Mar 2026 - 20:32

score 858 · Answer 12 · 2018-02-03 09:15:05

858

Views

Number of solution(s) of a complex equation

Published on 03 Feb 2018 - 9:15

score 174 · Answer 13 · 2018-02-03 10:21:28

174

Views

Argument of complex function - realtion to signum function

Published on 03 Feb 2018 - 10:21

score 89 · Answer 14 · 2018-02-03 20:36:03

89

Views

Find all solutions of the equation $z^4+(-2+2\sqrt{2}i)z^3+(3-4\sqrt{2}i)z^2+(4+10\sqrt{2}i)z-10=0$

Published on 03 Feb 2018 - 20:36

score 27 · Answer 15 · 2018-02-03 20:59:29

27

Views

Draw a specified set on a complex plane

Published on 03 Feb 2018 - 20:59

List Question

If some complex numbers lie on the one side of a line which goes through 0, then the sum of them are not 0

Physical Calculator with Hyperreals and Multiple Dimensions?

Plotting $\{z\in \mathbb{C}\mid |z| > \Re(z)-2\}$

Finding branch cut and choice of logarithm

Complex Analysis Problems

Solving $\sin(z)=0$ for complex numbers $z$ by using Euler's formula

Help with basic inequality (complex numbers)

Mistake when calculating the polar form of $-3\mathrm{i}$

A complex root of unity and "dense" property of the its orbit on the unit circle

A closed form for the sum $\sum_{s=0}^{n-1} e^{\frac{s(s+1)}{2}i\theta}$?

Prove all the roots of a given polynomial lie in the disk with radius $2$

Number of solution(s) of a complex equation

Argument of complex function - realtion to signum function

Find all solutions of the equation $z^4+(-2+2\sqrt{2}i)z^3+(3-4\sqrt{2}i)z^2+(4+10\sqrt{2}i)z-10=0$

Draw a specified set on a complex plane

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