Linked Questions

1 vote
2 answers
8k views

How to plot in the complex plane? [duplicate]

I am new to Mathematica and I would like to ask how to plot in the complex plane in general. Also, as an example, how do you plot $e^{i\theta}$ in Mathematica? In physics the function $e^{i\theta}$ is ...
anonymous's user avatar
  • 433
1 vote
1 answer
6k views

How can I plot a result of Laplace Transform? [duplicate]

Is it possible to Plot the output of LaplaceTransform with Mathematica? Obviously when I apply ...
plus91's user avatar
  • 440
0 votes
1 answer
3k views

Plotting an expression with a complex-valued exponential [duplicate]

Given the wave function $\Psi\left ( x,t \right ) = \psi\left ( x \right )T\left ( t \right )$ with the spatial component of the wavefunction $\psi(x) = \psi_{0}e^{-ikx}$, I tried ...
Physkid's user avatar
  • 680
0 votes
3 answers
607 views

Plot Complex Function [duplicate]

I want to have a 3D plot for the following function: (1.6 - 0.005 I) E^(-0.5 p^2 + ( 2. I) p q + (6.5 - 11 q) q) p and q from -10 to 10 Is there any way?
Ezam's user avatar
  • 1
1 vote
1 answer
2k views

Plotting a complex function [duplicate]

What does it mean if this message appears: {Im[(1-E^Times[<<3>>] f)/(1-Power[<<2>>] f)]-0,Im[(1-E^Times[<<3>>] f)/(1-Power[<<2>>] f)]-0} must be a list ...
sana's user avatar
  • 11
0 votes
1 answer
571 views

How to draw the plot of a function in the complex plane? [duplicate]

I'm new to Mathematica, and I was wondering how to plot $x^n$ in the complex plane. Is there a dedicated function for this purpose?
Gabriel Romon's user avatar
0 votes
1 answer
427 views

Plotting Complex Numbers - Functions of Complex Numbers [duplicate]

So I have to generate a few different plots with z, where z is a complete number... z[x_, y_] := x + y*I F[z_] := (25*Pi*z*I)/(1 + 10*Pi*z*I) First, I need to ...
Jobelle Holcombe's user avatar
0 votes
2 answers
199 views

How can I compute the real part of $\zeta^2$ numerically? [duplicate]

I want to compute and plot $\Re(\zeta(x+iy)^2)$ and $\Im(\zeta(x+iy)^2)$. How can I do that with Mathematica?
Kevin67's user avatar
  • 61
0 votes
1 answer
221 views

Empty plot when calling the SphericalHarmonicY function in Plot or SphericalPlot3D [duplicate]

I'm getting an empty plot for the following code: SphericalPlot3D[ 2*Pi*Sin[theta]*SphericalHarmonicY[100, 50, theta, phi], {theta, 0, 2*Pi}, {phi, 0 , Pi}] ...
user1711997's user avatar
0 votes
2 answers
119 views

Unable to plot function with exponentials or to find all roots [duplicate]

I am not able to Plot[(-1)^x + 2^x - 2 x - 1, {x, -4, 4}] directly. Some rework might be needed with complex branch cuts perhaps. There are real roots at $ x=3, ...
Narasimham's user avatar
  • 3,160
0 votes
0 answers
29 views

Plotting a function on a complex plane [duplicate]

I am new to Mathematica and I would like to know how to plot a complex function, say $f(z) = \frac{-z}{z^2 - 1}$ for $|z|<1$?
Julienne Franz's user avatar
18 votes
3 answers
19k views

Plotting complex Sine

I've got another plotting problem. I want to plot Sin[z] where z is complex. So, I've tried the following: ...
Chris's user avatar
  • 883
10 votes
5 answers
15k views

How can I plot the complex graph of $x^x$ in Mathematica?

For example, this Wolfram Alpha query shows this graph: But it does not show the code for plotting it in Mathematica. Plot[x^x, {x, -1, 1}] only plots the real ...
Faisal Vali's user avatar
11 votes
2 answers
28k views

Plotting complex numbers [duplicate]

Possible Duplicate: Plotting an Argand Diagram How do I plot complex numbers in Mathematica? The following is a part of my data, the eigen values of a 50 by 50 asymmetric matrix: ...
S.Dhar's user avatar
  • 111
1 vote
3 answers
16k views

How to plot imaginary part of a function

I need to plot the cube root of x in mathematica, but the plot shows me only the real part. I want it to look like wolframalpha plot with both real and imaginary parts of the function. Is it possible ...
Alpine's user avatar
  • 19
4 votes
1 answer
5k views

Plot cubic root which includes the negative graph [duplicate]

Possible Duplicate: Finding real roots of negative numbers (for example, $\sqrt\[3\]{-8}$) Yes, I know there are other Threads which have similar questions and yes I read them but I am just not ...
elhombre's user avatar
  • 367
2 votes
1 answer
908 views

Plotting Zeros of a Complex Variable

I'm trying to plot the zeros within a certain distance from the origin using Mathematica of a given function (in my case, partial sums of the Zeta Function). I've tried plugging in simple functions, ...
Clayton's user avatar
  • 121
3 votes
1 answer
4k views

How to plot a complex functions

I am new to mathematica. I am trying to plot a complex function, though my function is complicated one I am trying to start from a basic one. Suppose I have a function ...
T S Singh's user avatar
  • 151
1 vote
1 answer
3k views

Plotting a function of one variable in a 3d dimensional complex space

I would like to plot graphs of functions like this: $ f(x)=x^2 +1 $ But in a tridimensional complex space. It should look like this: I am not sure if this has been asked before (Plotting Complex ...
Nau's user avatar
  • 377
4 votes
2 answers
2k views

Plotting a Complex Valued Function

Suppose that a complex valued function f[z]=f[x+i y]=u[x,y]+i v[x,y]. I want to plot3d its real part by coloring it with respect to its imaginary part. For instance,...
bkarpuz's user avatar
  • 809
3 votes
1 answer
687 views

Polar color coding for complex function plots?

Having browsed this Q on plotting complex functions and the Zeta page, I don't see anything as nice as this plot from Matilde Marcolli's slides "Geometry and physics of numbers". Looks like ...
alancalvitti's user avatar
  • 15.1k
4 votes
2 answers
206 views

A question about ContourPlot

I already tried to ask this question, but it was unclear what I meant, so I will try to ask it again and explain it more carrefully. For example I will use a toy problem. Suppose we have equation: <...
Mikhail Genkin's user avatar
6 votes
2 answers
201 views

Is this an error/bug with Plot Command? [duplicate]

I've tried doing: Plot[x^(2/3), {x, -10, 10}] and I get Which is wrong, since the cubic root can receive negative numbers. Also when I plot something ...
An old man in the sea.'s user avatar
0 votes
1 answer
847 views

Plotting 3D complex numbers with colours [duplicate]

I am new to Mathematica and am taking a course in Complex Analysis. I was wondering how to do the following: Plot in 3D (using Plot3D) the real part of f(x+Iy) and then colouring the corresponding 3D ...
mtheorylord's user avatar
5 votes
2 answers
185 views

Color Space issue with Graphics [duplicate]

When trying to code complex numbers into colors by e.g. using brightness as absolute value and hue as phase angle of a complex number (see one of the answers to the following question), I stumbled ...
Rainer's user avatar
  • 2,891
0 votes
1 answer
87 views

Why Does Mathematica Have Trouble Plotting This?

I'm trying to Plot something relatively simple: ...
Brandon's user avatar
  • 105
1 vote
0 answers
118 views

Residue simplifies to ComplexInfinity

I have Residue calculation that depends on a parameter r, for which I assume ...
Tal Arseny Miller's user avatar
0 votes
1 answer
81 views

How can I plot the complex formula as follow? [closed]

I try for this ... I want to see the result like this ...
Erergo's user avatar
  • 3
0 votes
0 answers
77 views

How to plot data of complex numers [duplicate]

Here I have some output calculated for different values of some parameter. I want to plot these points in complex plane Re, Im and present them with ListLinePLot. How can I do that, I tried many times ...
Pipe's user avatar
  • 1,099