29 questions linked to/from Plotting Complex Quantity Functions
1 vote
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 ...
• 433
1 vote
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 ...
• 440
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 ...
• 680
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?
• 1
1 vote
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 ...
• 11
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?
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 ...
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?
• 61
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}] ...
119 views

• 377
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,...
• 809
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 ...
• 15.1k
206 views

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: <...
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 ...
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 ...
• 197
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 ...
• 2,891
87 views

Why Does Mathematica Have Trouble Plotting This?

I'm trying to Plot something relatively simple: ...
• 105
1 vote
118 views

Residue simplifies to ComplexInfinity

I have Residue calculation that depends on a parameter r, for which I assume ...