Question

Why isn't $\arctan(z)=\pm i\sqrt{\operatorname{Ln}(\frac{1+iw}{1-iw})}$?

score 27 · Answer 1 · 2022-10-08 01:58:06

27

Views

Why isn't $\arctan(z)=\pm i\sqrt{\operatorname{Ln}(\frac{1+iw}{1-iw})}$?

Published on 08 Oct 2022 - 1:58

score 370 · Answer 2 · 2026-04-05 15:13:40

370

Views

What function naturally maps the complex plane into the unit sphere?

Published on 05 Apr 2026 - 15:13

score 44 · Answer 3 · 2026-03-25 09:31:49

44

Views

Question on definition for proving a theorem regarding simulation.

Published on 25 Mar 2026 - 9:31

score 217 · Answer 4 · 2026-04-02 13:59:40

217

Views

Is there an algebraic solution to $\log_{\sqrt2}{\left(x\right)} = (\sqrt2)^x$?

Published on 02 Apr 2026 - 13:59

score 311 · Answer 5 · 2026-04-02 07:29:34

311

Views

When inverse of measurable function also measurable?

Published on 02 Apr 2026 - 7:29

score 77 · Answer 6 · 2022-10-19 09:55:58

77

Views

When I read THEOREM 5 on p.237 in "Calculus 4th Edition" by Michael Spivak, I wondered why many calculus books don't contain the following THEOREM.

Published on 19 Oct 2022 - 9:55

score 70 · Answer 7 · 2022-10-21 05:40:48

70

Views

Intersection between a natural logarithmic function and its inverse function

Published on 21 Oct 2022 - 5:40

score 242 · Answer 8 · 2026-04-02 12:30:22

242

Views

Inverse of a cubic with some constraints

Published on 02 Apr 2026 - 12:30

score 63 · Answer 9 · 2026-04-02 08:58:36

63

Views

Why is it that an inverse function is axissymmetric to its reverse function, where y=x is the symmetry axis?

Published on 02 Apr 2026 - 8:58

score 77 · Answer 10 · 2022-10-25 02:10:19

77

Views

An inverse factorial approximation

Published on 25 Oct 2022 - 2:10

score 61 · Answer 11 · 2022-10-26 12:14:38

61

Views

A question about a practice problem

Published on 26 Oct 2022 - 12:14

score 54 · Answer 12 · 2022-10-31 11:03:14

54

Views

How can I solve this trigonometric/lineal equation?

Published on 31 Oct 2022 - 11:03

score 114 · Answer 13 · 2026-02-24 08:34:33

114

Views

Completing the explicit $\lim\limits_{c\to0}\text I^{-1}_{cx}(r,c)$/ inverse $\int_0^x\frac{t^{r-1}}{1-t}dt,r\in\Bbb Q$ series expansion

Published on 24 Feb 2026 - 8:34

score 47 · Answer 14 · 2022-11-02 17:36:02

47

Views

If $ \sin^{-1}(x)+\tan^{-1}(x) = \frac{\pi}{2}$, find $2x^2+1$

Published on 02 Nov 2022 - 17:36

score 23 · Answer 15 · 2022-11-02 17:36:49

23

Views

Does continuity implies contunity in the reversed sense?

Published on 02 Nov 2022 - 17:36

List Question

Why isn't $\arctan(z)=\pm i\sqrt{\operatorname{Ln}(\frac{1+iw}{1-iw})}$?

What function naturally maps the complex plane into the unit sphere?

Question on definition for proving a theorem regarding simulation.

Is there an algebraic solution to $\log_{\sqrt2}{\left(x\right)} = (\sqrt2)^x$?

When inverse of measurable function also measurable?

When I read THEOREM 5 on p.237 in "Calculus 4th Edition" by Michael Spivak, I wondered why many calculus books don't contain the following THEOREM.

Intersection between a natural logarithmic function and its inverse function

Inverse of a cubic with some constraints

Why is it that an inverse function is axissymmetric to its reverse function, where y=x is the symmetry axis?

An inverse factorial approximation

A question about a practice problem

How can I solve this trigonometric/lineal equation?

Completing the explicit $\lim\limits_{c\to0}\text I^{-1}_{cx}(r,c)$/ inverse $\int_0^x\frac{t^{r-1}}{1-t}dt,r\in\Bbb Q$ series expansion

If $ \sin^{-1}(x)+\tan^{-1}(x) = \frac{\pi}{2}$, find $2x^2+1$

Does continuity implies contunity in the reversed sense?

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