List questions from complex-numbers

Published on 23 Apr 2026 - 19:54

128

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Weierstrass Elliptic functions

Published on 11 May 2026 - 5:10

81

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Inequality involvig complex numbers and their modulus

Published on 10 Apr 2026 - 17:43

41

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If x and y are complex numbers then $x \perp y$ means $||x+iy||^2= ||x||^2 + ||y||^2$

Published on 16 Apr 2026 - 2:35

881

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Continuity of partial derivatives of harmonic function

Published on 26 Mar 2026 - 6:05

198

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How to prove that the complex logarithm is not continuous using the Fundamental Group

Published on 10 Apr 2026 - 5:41

169

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Absolute Value of Complex Function to a Power

Published on 15 Apr 2026 - 14:36

37

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Describing and sketching a set of complex numbers satisfying this condition

Published on 16 Apr 2026 - 9:24

37

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I can't prove if the following series is convergent or not.

Published on 13 Apr 2026 - 23:59

154

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In split-complex numbers, why modulus of $z=a+bj$ is $a^2-b^2$ and not $\sqrt{a^2-b^2}$?

Published on 11 May 2026 - 3:06

31

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How to compute the value of the analytic continuation of the following integral?

Published on 10 Apr 2026 - 16:54

43

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How can i prove $S=\{ z: \Re (z) \leq -a \text{ and} \Im{(z)}=0\}$?

Published on 13 Apr 2026 - 14:46

57

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If $z^2+z+2=0$, then $z^2 + \frac{4}{z^2} = -3$

Published on 16 Apr 2026 - 19:35

79

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Rationalizing complex number

Published on 14 May 2026 - 11:18

154

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How do you calculate the phase of this complex equation? $\frac{m+in}{p+iq} $, where m,n,p,q are real

Published on 15 Apr 2026 - 5:43

List Question

Is $i$ a positive number?

Weierstrass Elliptic functions

Inequality involvig complex numbers and their modulus

If x and y are complex numbers then $x \perp y$ means $||x+iy||^2= ||x||^2 + ||y||^2$

Continuity of partial derivatives of harmonic function

How to prove that the complex logarithm is not continuous using the Fundamental Group

Absolute Value of Complex Function to a Power

Describing and sketching a set of complex numbers satisfying this condition

I can't prove if the following series is convergent or not.

In split-complex numbers, why modulus of $z=a+bj$ is $a^2-b^2$ and not $\sqrt{a^2-b^2}$?

How to compute the value of the analytic continuation of the following integral?

How can i prove $S=\{ z: \Re (z) \leq -a \text{ and} \Im{(z)}=0\}$?

If $z^2+z+2=0$, then $z^2 + \frac{4}{z^2} = -3$

Rationalizing complex number

How do you calculate the phase of this complex equation? $\frac{m+in}{p+iq} $, where m,n,p,q are real

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