Linked Questions

1 vote
2 answers
6k views

How to plot an ellipsoid from an implicit equation [duplicate]

I need a way to plot a generic ellipsoid given the following implicit equation. Can someone help me? $$\frac{x^2}{a^2}+\frac{y^2}{b^2}+\frac{z^2}{c^2}=1$$
Andrea Leo's user avatar
0 votes
1 answer
3k views

How to plot an implicit function? [duplicate]

Usually to plot an equation like $y=f(x)$, you do so by using Plot[f[x],{x,0,10}] However, my equation takes the form $f(x,y)=0$ and $y$ can't be separated to ...
MrDi's user avatar
  • 474
1 vote
2 answers
562 views

Projection on the xy–plane of the curve of intersection of both surfaces [duplicate]

I am trying to make a projection on the xy-plane of the intersection of the surfaces from the functions: 1 + x^2 - y^2, ...
Damian Muciño's user avatar
0 votes
2 answers
226 views

Unable to plot a simple ellipse with units [duplicate]

I am pretty new to Mathematica. I would like to plot an ellipse: Fell[x_, y_] := (x + c)^2/a^2 + y^2/b^2 = R^2 where $R$, $a$, $b$ and $c$ have units $m$ and are ...
user1640950's user avatar
0 votes
3 answers
143 views

Plotting the implicit function $y=\log_2(1+x\,y)$ [duplicate]

I want to plot the implicit function $y=\log_2(1+x\,y)$ as a function of $x$. I tried with ContourPlot and NSolve, but I'm ...
Rodrigo's user avatar
0 votes
1 answer
94 views

how to plot the equation a^2+b^3=0 [duplicate]

how to plot the equation a^2+b^3=0 I need a in x-axis from -10 to 10 & corresponding b in y-axis pls replay Thanking you Kiran mukund
kiran mukund's user avatar
0 votes
0 answers
31 views

How to plot `y=y[x]` from `f[x_,y_]=f0` [duplicate]

Given a two-variable function f[x_,y_]:=(*complicated stuff in terms of x and y *) what I want is to do is Plot ...
Patrick El Pollo's user avatar
5 votes
2 answers
1k views

How to make a 3D plot of $(x^2+y^2-1)^2+(y^2+z^2-1)^2+(x^2+z^2-1)^2=0$ [closed]

How can I make a 3D plot of $$(x^2+y^2-1)^2+(y^2+z^2-1)^2+(x^2+z^2-1)^2=0$$ Does the above equation describes the same region as $$x^2+y^2\le 1\wedge y^2+z^2\le 1\wedge x^2+z^2\le 1$$
United Kingdom 's user avatar
1 vote
1 answer
4k views

wolfram mathematica intersection of two surfaces [duplicate]

I use wolfram mathematica. There is a function of two variables which defines the surface z = f(x,y), the second surface is defined as z = const. How to find the line of intersection of these two ...
rdm's user avatar
  • 11
1 vote
2 answers
2k views

how do I 3D Plot f(x,y,z)=0

I am very new to mathematica and was wondering how I could 3Dplot -5(x-2)-7y+3(z+4)=0 I've tried 3DPlot and Contour but neither have seemed to work. PLease help.
Lorianna Esparza's user avatar
5 votes
2 answers
732 views

Plot of implicit function

I have an equation F(t1,t2) = 0 (1). Please, could you tell me, how I can make a plot of function E = g(t1(t2),t2), where ...
Lefroy's user avatar
  • 105
0 votes
2 answers
701 views

How to plot all the points which satisfy equation/inequality in two variables?

I am new to Mathematica and I have two questions that I really appreciate if you can help me to solve them. 1) I want to plot all the points (x, y) which satisfy the following equation: ...
Shirin elahi's user avatar