All Questions
Tagged with mathematica graphing-functions
37
questions
0
votes
1
answer
60
views
How to visualize triangle using a software
How to visualize (using some plotting software) the triangle inequality, $|x-z|\le|x-y|+|y-z|$, where $x,y$ and $z$ belong to some finite intervals.
I am asking for general way, for example, $(x-z)^2\...
12
votes
2
answers
252
views
Does $\frac{1}{1-e^{-\frac{1}{e^x}}} - e^x - \frac{1}{2} $ really explode with oscillatory behavior past $x = 15$?
I was looking at the function
$$ \frac{1}{1-e^{-\frac{1}{e^x}}}-e^x - \frac{1}{2}$$
I thought I had reason to believe this tends to 0 as $x$ tends to positive infinity because
$$ \sum_{n=0}^{\infty} ...
2
votes
0
answers
206
views
Wolfram Mathematica: why is the plot not visible?
simple question regarding Wolfram Mathematica:
Why is the plot not showing?
(See screenshot)
(I am new to Wolfram Mathematica)
Thankful for any input.
0
votes
0
answers
19
views
How do I plot a gigantic function easily on WA?
I need to graph a gigantic function on WA, that has other functions inside it and some constants with preassigned values that come up a lot! For example:
W = QbBesselK...., in which Q is an equation ...
3
votes
3
answers
199
views
Trying to duplicate in Mathematica a graph from Ordinary Differential Equations by Tenenbaum and Pollard
In the textbook Ordinary Differential Equations by Tenenbaum and Pollard they have a graph of this eqn:
$x^3+y^3-3xy=0$
The graph is:
I've tried:
Plot[x^3 + y^3 - 3 xy = 0, {x, 0, 10}, {y, 0, 10}]
...
1
vote
1
answer
307
views
How do I plot 3D intersections of a system of inequalities using Matlab or Mathematica?
My question is inspired by the problem described here. Let us consider for example the following system of inequalities ($x,y,z\in\mathbb{R}$):
$x+y+z>0$
$x^3+y^3+z^3<0$
$x^5+y^5+z^5>0$
How ...
1
vote
1
answer
586
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Understanding the Graph of a Multinomial Distribution
I am trying to understand exactly what information the graph of a multinomial distribution is supposed to convey.
The thing I find strange is that a binomial distribution is graphed in two dimensions ...
4
votes
0
answers
184
views
How Can I Visualize a PDE Boundary Condition?
In this question, the comment suggests that the integration bounds in the Fourier Series should be chosen to avoid discontinuities in the boundary conditions. I am trying to produce a nice visual to ...
-1
votes
3
answers
54
views
plotting a function i
How can i plot bellow function in MAPLE or MATHEMATICA or MATLAB?
$$y=0.05+0.1\cdot e^{0.01x}\cdot \cos(0.2\cdot x)$$
while $x$ can be in the range of $ -350$ to $+350$ or less.
Thank you
0
votes
1
answer
72
views
About the 3d Surface
I am creating the Enneper Surface in Geogebra with the following equations.
Is the surface or equation correct, and does the Enneper surface look like this?
I'm confused because Wikipedia has a ...
1
vote
0
answers
797
views
best way to plot the 3D shape made by many intersecting f(x,y,z) functions?
What's the best way to use a computer to plot the 3D shape made by many intersecting f(x,y,z) functions?
I was trying to do something like the following, except I still have not idea what the shape ...
0
votes
0
answers
68
views
Plot of a function given by an integral.
I want to plot the following integral as a function of $x$ but Mathematica fails to draw it even using the numerical integration.
$$f(x)=\displaystyle\int_0^{\infty } \left(\sum _{n=1}^{\infty } n^4e^{...
0
votes
2
answers
798
views
plotting surface z=x^2+y^2 in Mathematica
This should be an elementary exercise but I cannot find the solution in any books or notes. Could someone show me how to plot $z=x^2+y^2$ first in Mathematica?
By hand?
And, how to outward normal to ...
-3
votes
1
answer
54
views
How to plot a radial cutoff functions [closed]
I want to plot the smooth positive radial cutoff function $\chi_2$ defined by
$$
\chi_2(x,y) =1 \qquad(100|x-y| \le |y|),
$$
$$
\chi_2(x,y)=0 \qquad(|y|\le 50|x-y|)
$$
and also the function $\chi_1 = ...
0
votes
2
answers
344
views
Wolfram mathematica show wrong function graph
I'm trying to plot this function: $\sqrt[3]{3-x}$ in Mathematica. I have tried various numbers in Y range and X range, but wolfram only shows half of the graph.
Google or desmos.com plot the correct ...