Community Profile

photo

Aisha Mohamed


Last seen: 7 months 前 |  自 2021 起处于活动状态

Followers: 0   Following: 0

统计数据

  • Thankful Level 3

查看徽章

Feeds

排序方式：

提问


How these figures changed?
I plotted these functions in the extended complex plane and some experts in this community helped me to analyze these figures an...

7 months 前 | 0 个回答 | 0

0

个回答

提问


why I have this discontinuity when I plot the following function by using the MATLAB?
I used Matlab to plot the phase of this function $f_k(z)= (-0.1540 + 0.2600i)+ ( 0.4347 + 0.0914i)z+( 0.7756 - 0.4566i)z^2.$, b...

7 months 前 | 0 个回答 | 0

0

个回答

提问


How to find the information about position x and momentum p from this MATLAB figure?
I plotted the following Wigner function W(x,p) where (x) is the position and (p )is the momentum, begin{equation} f(x)=exp(-x^...

8 months 前 | 1 个回答 | 0

1

个回答

提问


How can I change the symbol z to w in this figure?
In the following figure, how can I change the symbol z to w in this figure because I do not want to be confused with other z i...

10 months 前 | 1 个回答 | 0

1

个回答

提问


Can anyone plot these function by using Matlab (R2023a version) or (R2023b version) and show me if there is any differenc between my figures and the Matlab (R2023a version)
I ploted these two functions in the extended complexplain $\mathbb{C} \cup \{ \infty \}$ \begin{align*} f_k(z)=(0.10+0.3i) + ...

10 months 前 | 2 个回答 | 0

2

个回答

提问


Could anyone give me more information about this vergin of Matlab?
I I used this issuance of Matlab to plot my functions, and I want some information about its accuracy and how many issuances c...

10 months 前 | 3 个回答 | 0

3

个回答

已回答
How can I plot Several figures with one caption in a two-column Latex document?
I solved this issue by using this package \documentclass[twocolumn,12pt]{article} \usepackage{graphicx} \usepackage{subcapt...

12 months 前 | 0

| 已接受

提问


How can I plot Several figures with one caption in a two-column Latex document?
Hi Dear I am tring to insert Several figures with one caption in a two-column Latex document as the figure given below but it ...

12 months 前 | 1 个回答 | 0

1

个回答

提问


Why some points do not satisfy the condition?
The following the projected curves (thanks to all experts) which represent discontinuty of the phase of this function p = (-0...

1 year 前 | 1 个回答 | 0

1

个回答

提问


How can I change the variable (z) by any other variable such as (w) in the figures?
When I plot this figure and I want to show some points on it, I have got the varibles for example (x=-0.645, y=0.585 and z= -0...

1 year 前 | 1 个回答 | 0

1

个回答

提问


how to solve the following equation by using Matlab
Hi all When we solved this equation \begin{align} f(z)=(0.10-0.3i) z^{-1} + (0.2121 - 0.0008i) z^{-2} +(0.9+0.001i)z^{-3}=0...

1 year 前 | 2 个回答 | 0

2

个回答

提问


How can I plot this function?
Hi all I have this function , $W(x,p)=\sqrt{\frac{\pi}{2}}exp(\frac{(-p^2)-4p\lambda_I-4\lambda_{I}^2-16x^2+16\lambda_Rx+16d...

1 year 前 | 2 个回答 | 0

2

个回答

提问


what the difference between the phase and arctan?
Hi all When z=x+iy. I know (if I am correct ) that tan^-1(y/x) = arctan(y/x) =atan(y/x) = atan2(y,x) we use these expressi...

1 year 前 | 1 个回答 | 0

1

个回答

提问


How to apply Taylor in this equation?
Hi all I am really sorry because I have just now found (Bruno Luong answered your question what does the positive and negative ...

1 year 前 | 0 个回答 | 0

0

个回答

提问


why this overlap happen here?
Hi all I am working on this function f_b(1/z) = (0.10 − 0.3i)z −1 + (0.2121 − 0.0008i)z −2 + (0.9 + 0.001i)z −3 and I wrote it...

1 year 前 | 0 个回答 | 0

0

个回答

提问


what does the positive and negative values concave mean?.
I am studying the behavoure of this function p=[(0.9000 - 0.0010i) (0.4243 + 0.0017i) (0.1000 + 0.3000i)]; and when I plotted ...

1 year 前 | 1 个回答 | 1

1

个回答

已回答
where the jump of the phase function happen?
Thanks Bruno I know my a little information do not compare with expers like you and other experts in this group, but really I w...

1 year 前 | 0

| 已接受

提问


where the jump of the phase function happen?
I know that (if Iam correct), phase(f(z)) =arctan(f(z)) ,(where f(z) is complex number ) is multivalued function, that means fo...

1 year 前 | 2 个回答 | 0

2

个回答

提问


Where is the wrong in this code??
Because I trust the answers of all the Matlab experts in this group, and I thank all of them. The genius expert Torsten saw that...

1 year 前 | 1 个回答 | 0

1

个回答

提问


why the figure of cos function does not symmetric around y axis?
I am tring to describe the figurs of these function . fk(z) = (0.1000 + 0.3000i) + (0.4243 + 0.0017i)z + (0.9000- 0.0010i)z2 ...

1 year 前 | 1 个回答 | 0

1

个回答

提问


what dose z represent in this graph?
I am studying these graphs , and I really confused in some points here. 1- when we take arbitrary point in this figure for exam...

1 year 前 | 0 个回答 | 0

0

个回答

提问


Why the figure of the phase discontinuous?
I ploted these function by MATLAB p=[ ( 0.9000 - 0.0010i) (0.4243 + 0.0017i) (0.1000 + 0.3000i) ]; %this function deno...

1 year 前 | 1 个回答 | 0

1

个回答

提问


What dose this mean?
I know the magnitude of complex number a+ib is the sqrt(a^2+b^2).and the magnitude of the complex function for examble (f(z)=ab...

1 year 前 | 2 个回答 | 0

2

个回答

提问


is this expression right in MATLAB?
Hi I know when I want to write the polynomial f(z) = (0.0001) + (0.0174)z + (0.9999)z2 in MATLAB it will be in this ...

1 year 前 | 1 个回答 | 0

1

个回答

提问


Is it necessary to use the same period of zlim and caxis when we plot the second order function and its cosin?
I am tried to plot the second order function (thank you very much for all who helped me to do that ) . My question is Is it ...

2 years 前 | 1 个回答 | 0

1

个回答

提问


How to plot cosine of complex function of third degree?
I plot the phase of this function fb(z) = (0.1496 − 0.1692i)z^−1 + (0.2472 + 0.0916i)z^−2 + (−0.8196 − 0.3718i)z^−3 by using ...

2 years 前 | 1 个回答 | 0

1

个回答

提问


how can I plot the cosine of this function f(1/z) = (0.1000 -0.3000i)z^-1 + (0.2121-0.0008i)z^-2 + (-0.9000-0.0010i)z^-3
How can I plot the cosin of this complex function: f(1/z) = (0.1000 -0.3000i)z^-1 + (0.2121-0.0008i)z^-2 + (-0.9000-0.0010i)z^...

2 years 前 | 0 个回答 | 0

0

个回答

提问


How can I plot this function such as all values of |f(1/z)| be more clear and how can I plot the cosine of the phase of this function ?
When I plot this function (thanks for every help). f(1/z) = (0.1000 -0.3000i)z^-1 + (0.2121-0.0008i)z^-2 + (-0.9000-0.0010i)z^...

2 years 前 | 1 个回答 | 0

1

个回答

提问


how to put many small text boxes that display information about individual data points in the same figure?.
I am trying to use data cursor in Matlab to identfy many point in the same figure, but the previous point disapper when I identi...

2 years 前 | 1 个回答 | 0

1

个回答

提问


I used different codes to plot the phase of this function f(z) = (0.10 + 0.3i) + (0.4243 + 0.0017i)z + (0.9 − 0.001i)z^2 why I always find discontinuity at Z_R =0
I used the folloing 2 codes from Davidgoodman and Torsten (Thank you very much for all of them) respectivally to plot this fu...

2 years 前 | 0 个回答 | 0

0

个回答

加载更多