Questions on creating visualizations from functions or data using high-level constructors such as Plot, ListPlot, Histogram, etc.

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2
votes
3answers
55 views

Encapsulated plot function misbehaves

To insure a collection of plots has identical appearance, the plot command is encapsulated in a function. The results are undesirable. The fiducial plot is ...
-6
votes
0answers
28 views

problem with this assignment, can you help? [on hold]

Give approximative values on the all the roots to the equation x = 3sinx. Place the the answers in-growing order
-7
votes
0answers
32 views

Please I need help quickly! [on hold]

Calculate the maximum value M_1 of function f(x, y)=9 log(x^2+2y^2+1)-x^2-y^2 on circle disc with center in origo and radius 4. Calculate the also it maximum the value M_2 who the function suppose on ...
5
votes
3answers
243 views

Generate a list of equations of curves and plot them

I want to plot a series of lines. This is how I did it: ...
0
votes
0answers
86 views

Plotting a numerical integration

I have the following code to calculate a numerical integral for any given a: ...
1
vote
2answers
162 views

Plotting a Hill function [on hold]

I've Just recently gotten this program and cant plot this function, F(X)=1/(1+(X/K)^n) for X=0 to 4 nmol/m^3, K=1 nmol/m^3, F(X)= 0 to 1, and n=1,2,4,8,16 Now I know how to specify the limits and ...
13
votes
2answers
197 views

Can Mathematica produce manipulatable WebGL 3D plots?

I have a 3D plot I produced in Mathematica and I would like to share it with the world in a way that allows my audience to rotate it and interact with it in the broadest possible way. I would like ...
1
vote
1answer
105 views

Making ReplaceAll faster

I have a list of functions ncalc that is calculated by ...
3
votes
0answers
47 views

Fitting data to plot using errors as weights

I have some enzyme kinetics data that I want to fit to the Michaelis-Menten curve in order to obtain the kinetic parameters of the enzyme. Is it meaningful, statistically and functionally speaking, ...
0
votes
1answer
60 views

Scaling vectors in an animated vector field [duplicate]

I want to animate a VectorPlot3D. But, Mathematica rescales the vectors in every frame. Can you scale them all to one fix point? For example, scale the vectors on ...
0
votes
0answers
67 views

Finding the numerical solution to a polynomial of a high degree [on hold]

I would like to numerically solve the following equation for ρ and use the obtained values of ρ to calculate the values of VR ...
0
votes
1answer
58 views

How I can make the StreamPlot of this differential equation?

I need the StreamPlot of this differential equation but I don't know how. dp/dt=0.4p(1 - p/30), 0 <= t < 5 and 0.4p(1 - p/30) - 0.25p, t > 5
9
votes
5answers
3k views

How to plot periodic function's graphic?

How to plot periodic function's graphic? For example, $f(t) = t$ when $-5<t<5$ and $f(t+10) = f(t)$. ...
2
votes
4answers
111 views

ListPlot and filling between curves

I have a simple question. Why is Filling not working in the following? ...
0
votes
2answers
68 views

Plot ParametricNDSolve

I am trying to plot the probability of a molecule being in a certain state via the numerical solution of the Schrödinger's equation of molecule in an oscillating electric field (in a rotating system). ...
1
vote
1answer
82 views

Equation solution using minimization

I have an equation F[x,y]=0. I need to plot y as a function of x. Due to the properties of ...
1
vote
1answer
40 views

When plot a list, how to Manipulate a sequence of defined functions at the same time?

I am trying to plot a sequence of functions, for example{(a+b)^i},{i,1,100}. All the expressions I have stored in the list. Now I want to plot them and see how their value would change if I change ...
13
votes
4answers
692 views

How to make a Line[] with no end?

I'm trying to do this: In this graph, the secant points are aproximated in order to become the tangent, it seems I need some kind of function which plots a line based on two points and it's points ...
1
vote
2answers
78 views

VectorFieldPlot Assumptions - restricted domain

I would like to plot the 2-D vector field: VectorFieldPlot[{ x/Sqrt[x^2 + y^2], y/Sqrt[x^2 + y^2]}, {x, -5, 5}, {y, -5, 5} ] but I encounter zero division at ...
0
votes
1answer
58 views

How to shorten/simplify my plotting code

Is there a way to simplify and shorten my code? ...
2
votes
1answer
45 views

Problem with plotting data (.csv)

I have a problem with plotting the data of a recent experiment. I'm quite new to Mathematica, but searched the documentation and forums without solving my issue. My data is stored in a .csv document, ...
7
votes
4answers
680 views

How many times do the two given curves intersect at the origin?

I'm reading/studying on my own a book about algebraic curves. I'm trying to find a way for Mathematica help me with the following (the book, ISBN: 038731802X, allows me to use any CAS / program. ...
3
votes
0answers
90 views
2
votes
0answers
49 views
4
votes
1answer
84 views

Problems with TimelinePlot

I'm trying to play with the example in this recent blog post, but I'm having a few basic issues with TimelinePlot: Labels are getting cut off: How can I get ...
1
vote
1answer
60 views

Plot x and y ErrorBars from file

If I have a set of data like this one saved in a txt file ...
2
votes
1answer
79 views

How to make a 3D plot using polar coordinates?

From the beginning: I have function $u(r)$ and radial symmetry in system. Also I've got results as data array ${u_i(r_i)}$. And I want to plot it as $u(x,y)$. Due to radial symmetry its gonna be like ...
1
vote
0answers
45 views

Fitting NURBS surface from point clouds

I'd like to build a large surface with many knots using BSplineSurface to play with Mathematica's parallel computing capabilities. The questions are where can I ...
0
votes
1answer
34 views

Plotting partial sums of Taylor Function

I need to plot the partial function: $T_f(x)=\log 2+\sum_{k=1}^{\infty}\frac{(-1)^{k+1}}{2^kk}(x-2)^k$ for $n=2$,$n=4$ and $n=6$ on the same plot over the interval $[-\frac{1}{2},4]$ and also the ...
4
votes
2answers
332 views

Simple Monte Carlo simulation

I want to find the Monte Carlo simulation of the integral $$\int_0^1 \sqrt{1-x^2}\mathrm dx$$ The Cesàro mean is $$I_n=\frac1n\sum_{k=1}^{n} f(U_k) $$ I want to plot the scatter plot ...
1
vote
1answer
41 views

Plotting datasets using ErrorListPlot

I am trying to make list plots with the ErrorListPlot function. I have two datasets (ds1 and ds2) of which one plots nicely (ds1) and the other just give blank plots. I cannot see any difference in ...
1
vote
3answers
207 views

How to plot an implicit function; how to plot contours of a surface

How can I plot the circle $(x-4)^2 +(y-4)^2 = 4$ and two level curves of $f(x,y)=x^3 + y^3 - 3xy$ on Mathematica. I have tried using the ContourPlot command. Can ...
1
vote
3answers
64 views
0
votes
0answers
45 views

Extracting points from highly oscillatory data [on hold]

I got an implicit function , say f(x,y)=0, and I drew a contour plot of it as shown below(the points of interest (POI) are inside the red circles): Now, I want ...
0
votes
1answer
116 views

RegionPlot of an area inside a polar plot (or its equivalent parametric plot)

Let' s take a most simple example for a polar plot, the Archimede's spiral. ...
2
votes
1answer
32 views

Query about Exclusions

I guess this has already be answered. Plot[1/(x^3 - 2 x^2), {x, -2, 4}, Exclusions -> True] Plot[1/(x^3 - 2 x^2), {x, -2, 4}, Exclusions -> 2] I cannot ...
1
vote
2answers
75 views

Plotting the solution of a cubic equation against a coefficient in the equation

I have to plot the solution of the following equation against the coefficient $L$. Since it's a cubic equation, I'd like to filter out the real solution first and plot that then. The equation is $L ...
0
votes
0answers
33 views

Shorter code for repetitive commands [duplicate]

How to give a shorter one or two line command without repetition (single variable change in a subroutine): ...
0
votes
1answer
41 views

Adding circles on a function plot depending on the slope

I have the following function and I use manipulate to change the plot of the function and the integral respectively. In nonlinear dynamics one plots a little circle/point on the intersections of the ...
-1
votes
0answers
25 views

Changing font of plot axes labels [duplicate]

I was wondering if anyone knew how to make these 2 plots in Mathematica (or any software in which we could). I have the font (it's the LaTeX font) but I am not sure how to set the axes' font to that. ...
4
votes
1answer
259 views

ArrayPlot copied to PDF shows blurred mesh [duplicate]

Certain (but not all) images displayed in ArrayPlot, and then copied to PDF, show what appear to be fuzzy mesh lines in white areas. An example is shown below. I ...
3
votes
1answer
65 views

Add text or descriptions to Plot

I would like to add some descriptions or qualifications to Plot as follows: Those in black are what I would like to add to my Plot (this graph is manually created ...
0
votes
1answer
44 views

Animating a Sphere to move along a 3D curve [on hold]

How do I get a sphere to move along a 3D function in Mathematica?
0
votes
1answer
88 views

Plotting a NDSolve solution

I'm working on a neutrino oscillations problem, and am running into issues ploting the solution to my differential equations. The equations have non-analytic solutions so I'm using the ...
2
votes
0answers
27 views

Simultaneous projections ViewPoint

I have static projections and have to switch between them to change the view. Is it possible to display projections obtained with ViewPoint on the corresponding ...
1
vote
1answer
50 views

Unable to render 3D plots in Mathematica on Raspberry Pi [closed]

I just bought a Raspberry Pi 2 and I've just started to use Wolfram Mathematica. I tried to execute one of the examples given in the Wolfram documentations page. The problem that I am facing is that ...
9
votes
0answers
156 views

More Ticks::ticks errors in AbsoluteOptions in v10

Bug introduced in 7.0 or earlier and persisting through 10.1 or later While the specific bug affecting Plot described in AbsoluteOptions prints error messages in ...
2
votes
1answer
50 views

Plot directional field with a initial vlue

I do not have enough reputation to comment on other questions, hence I have to ask my own one I want to solve the following nonlinear first order ODE, $$(1 + x) (0.5 y[x]^{-0.5} (x - y[x])^{0.5} - ...
-3
votes
0answers
39 views

Harris corner detection and plots [closed]

Could someone help me recreate these plots using Mathmatica. https://youtu.be/9-F5-gUIAWE?t=20m28s The are applying a hessian matrix to an image, and calculates the eigenvector.. And They then ...
5
votes
1answer
234 views

Lagrange Multiplier

We are asked to maximize and minimize $f(x,y)=4xy$, given the constraint $4x^2+y^2=8$, using the Lagrange Multiplier method. First, I enter the functions f and g. ...