Linked Questions

20
votes
5answers
2k views

Proper way to Plot a single function in two different styles?

I've got this code ...
23
votes
2answers
1k views

Where can I get detailed information on how the Plot command works?

The command Plot[x^2, {x, -3, 3}, PlotStyle -> Arrowheads[{-.025, .025}]] /.Line -> Arrow produces this output. What I don't understand is what ...
13
votes
6answers
808 views

An elegant way to plot a numeric function that returns a list, and have each element in a different color [duplicate]

I have a function that takes a numeric argument and returns a list of numbers. I want to plot each element of the list in a different color. If I use this command, ...
11
votes
3answers
12k views

Plotting Partial Sums of Fourier Series

I'd like to plot some partial sums for a Fourier Series problem, but I am not sure if the output I am getting is correct. I want to be able to plot the partial sums and the function on the same graph. ...
5
votes
5answers
994 views

Plot all curves in a table with a single color

I want all of my solutions in a table to be the same color. My attempt: ...
3
votes
3answers
759 views

Help on evaluation control?

I want to plot series of slopes: x, 2x, 3x, 4x, 5x, 6x... I'm trying to do this: ...
8
votes
2answers
2k views

Normal[Series[ ]] does not give a normal expression

Let us say I want to show how the Taylor's series for Sin behaves: ...
12
votes
4answers
816 views

Plotting the components of a function that returns a list in different colors without redundant evaluations of the function

I have a function f which takes a number as input, and returns a list of numbers (the length of the list is constant). f is hard ...
8
votes
2answers
376 views

How can I plot a parametric equation with ±?

I want to draw a parametric equation with ± like the figure below: But I don't get the result I want when I run the following code. What can I do to get it? ...
13
votes
1answer
1k views

Why is this 2D plot so slow?

I first do a 3D Plot of four surfaces (eigenvalues of a $4\times4$ matrix) over $kx,kz$ (setting $ky=0$ all along). And then I try to give a 2D plot along three connected particular lines in $kx,kz$-...
6
votes
3answers
2k views

Numerically integrating a list-valued function [duplicate]

I want to NIntegrate a List valued function foo[x] which is only defined for numerical ...
6
votes
2answers
2k views

How and when to use Evaluate?

A month ago, I used Mathematica to solve my experiment of the Test Technology of Mechanics Engineering. The exeriment is mainly about the Fourier Transform and verify the validity of the theory of ...
4
votes
2answers
2k views

Parametric plot of multiple graphs on the same axes

I'm trying to plot on a single axes system multiple graphs but ran into a problem when tryinf to label my graphs. Here's what I've used so far Mathematica code: ...
6
votes
3answers
625 views

How to disable differential styles/markers/etc. for multiple entities?

For functions that can produce multiple "style-able" entities, Mathematica by default will give each such entity a different style. Similar conventions apply to other features, either by default, or ...
6
votes
1answer
2k views

Why does the replace all (/.) evaluate differently in plot

I'm plotting this function: Plot[(2 (l/2 π)^2 ((2 π f)/c)^2 /. {f -> (f 10^9), l -> .01, c -> 3 10^8}), {f, 17.5, 26.5}] but it does not plot ...

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