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sketch the graph of the function: f(x,y)= 1+2x^2+2y^2
The usage of polar coordinates must be useful: [rho,theta]=meshgrid(0:0.1:2,0:pi/60:2*pi); x=rho.*cos(theta); y=rho.*sin(thet...
sketch the graph of the function: f(x,y)= 1+2x^2+2y^2
The usage of polar coordinates must be useful: [rho,theta]=meshgrid(0:0.1:2,0:pi/60:2*pi); x=rho.*cos(theta); y=rho.*sin(thet...
2 years 前 | 0
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How do I plot the following function? (I don't have syms function either)
I recommend the usage of the commando called "plot3" r= ... % range for r ux =0.*r % ux must be a vector uy = -0.125.*r+1.125...
How do I plot the following function? (I don't have syms function either)
I recommend the usage of the commando called "plot3" r= ... % range for r ux =0.*r % ux must be a vector uy = -0.125.*r+1.125...
2 years 前 | 0
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how can I use partfrac command?
I suggest the following code: syms s; laplace(ilaplace((8*s^2+37*s+32)/((s+1)*(s+2)*(s+4))))
how can I use partfrac command?
I suggest the following code: syms s; laplace(ilaplace((8*s^2+37*s+32)/((s+1)*(s+2)*(s+4))))
2 years 前 | 0
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Draw 3D object.write code in 2016a version. Help me,thanks!
Is the same question that https://es.mathworks.com/matlabcentral/answers/430986-draw-3d-object-code-this-in-2016a-version-help?...
Draw 3D object.write code in 2016a version. Help me,thanks!
Is the same question that https://es.mathworks.com/matlabcentral/answers/430986-draw-3d-object-code-this-in-2016a-version-help?...
2 years 前 | 0
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Draw 3D object. code this in 2016a version.help!
Is this the same question that https://es.mathworks.com/matlabcentral/answers/430684-draw-3d-object-write-code-in-2016a-version...
Draw 3D object. code this in 2016a version.help!
Is this the same question that https://es.mathworks.com/matlabcentral/answers/430684-draw-3d-object-write-code-in-2016a-version...
2 years 前 | 0
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How to draw D in 3D ?
There is a wrong sign in the KSVV isolation of z in the first equality, and so, the D1 definition must be D1=(4-X^2-Y^2).^0.5 ...
How to draw D in 3D ?
There is a wrong sign in the KSVV isolation of z in the first equality, and so, the D1 definition must be D1=(4-X^2-Y^2).^0.5 ...
2 years 前 | 0
已回答
Problem in x and y trajectory.
After the first (x,y,z)=(1,0,1) assignment, the lines before velocity states (X,Y,Z)=(-10,-280; 280-8/3)=(-10,-280,832/3), and s...
Problem in x and y trajectory.
After the first (x,y,z)=(1,0,1) assignment, the lines before velocity states (X,Y,Z)=(-10,-280; 280-8/3)=(-10,-280,832/3), and s...
2 years 前 | 0
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How can I graph the following parametric functions on a 3d graph?
And...what about an animation? [THETA,PHI]=meshgrid(0:2*pi/60:2*pi,0:pi/60:pi); for R=0.1:0.01:2; mesh(R.*cos(THETA).*sin...
How can I graph the following parametric functions on a 3d graph?
And...what about an animation? [THETA,PHI]=meshgrid(0:2*pi/60:2*pi,0:pi/60:pi); for R=0.1:0.01:2; mesh(R.*cos(THETA).*sin...
2 years 前 | 0
已回答
scatter3 plot to a mesh plot or surface plot
I don't know what kind of surface do you want to add...perhaps something like this??? x = [0 -9 9 0 -9 9 0 -9 9 0 -9 9 0 -9 9];...
scatter3 plot to a mesh plot or surface plot
I don't know what kind of surface do you want to add...perhaps something like this??? x = [0 -9 9 0 -9 9 0 -9 9 0 -9 9 0 -9 9];...
2 years 前 | 0
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how do you graph z=sqrt(9-r^2cos^2(theta))?
I think that Carter Pennington was talking about the parametrized surface x=r*cos(theta) y=r*sin(theta) z=sqrt(9-r^2*(cos(the...
how do you graph z=sqrt(9-r^2cos^2(theta))?
I think that Carter Pennington was talking about the parametrized surface x=r*cos(theta) y=r*sin(theta) z=sqrt(9-r^2*(cos(the...
2 years 前 | 0
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How do I plot x^2+z^2=9 above the xy plane and between y=-1 and y=2?
The z definition z=sqrt(9-x^2) is not for the below part of the surface. I prefer not using symbolic variables for the represent...
How do I plot x^2+z^2=9 above the xy plane and between y=-1 and y=2?
The z definition z=sqrt(9-x^2) is not for the below part of the surface. I prefer not using symbolic variables for the represent...
2 years 前 | 0
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Integral for the outer surface area of the part of hyperboloid formed by a hyperbola
Here I post the graph of the two-sheet hyperboloid, using the following lines. I hope it will be useful for another surface of r...
Integral for the outer surface area of the part of hyperboloid formed by a hyperbola
Here I post the graph of the two-sheet hyperboloid, using the following lines. I hope it will be useful for another surface of r...
2 years 前 | 0
已回答
Problems with truncated top of the graph
In the line axis([0 6000 0 6000 0 2500]) delete the limits in the z-axis, i.e. use the following line instead: axis([0 6000 0...
Problems with truncated top of the graph
In the line axis([0 6000 0 6000 0 2500]) delete the limits in the z-axis, i.e. use the following line instead: axis([0 6000 0...
2 years 前 | 0
| 已接受
已回答
integral2 error, bu the function works
A sketch of the function: [x,y]=meshgrid(0:0.01:1); % The region in the statement surf(x,y,1-exp(-0.01*abs(x-y))); % Plotting ...
integral2 error, bu the function works
A sketch of the function: [x,y]=meshgrid(0:0.01:1); % The region in the statement surf(x,y,1-exp(-0.01*abs(x-y))); % Plotting ...
2 years 前 | 0
已回答
How to fix errors within double integral.
For plotting the region, I suggest the following code: x=-3:0.05:3; % Setting up the range of X y=sqrt(9-x.^2); % Calculating ...
How to fix errors within double integral.
For plotting the region, I suggest the following code: x=-3:0.05:3; % Setting up the range of X y=sqrt(9-x.^2); % Calculating ...
2 years 前 | 0
已回答
Having problems with this triple integral
The exercise ask for the evaluation using cylindrical coordinates and you're not using cylindrical coordinates in your code. Als...
Having problems with this triple integral
The exercise ask for the evaluation using cylindrical coordinates and you're not using cylindrical coordinates in your code. Als...
2 years 前 | 0
已回答
calculating Double integral over a region
When you define "fun", the variable "aa" is undefined yet. Also, because the variables "x" and "y" doesn't appear in the "fun" d...
calculating Double integral over a region
When you define "fun", the variable "aa" is undefined yet. Also, because the variables "x" and "y" doesn't appear in the "fun" d...
2 years 前 | 0
已回答
Error in the script
If you put the title and then plot without "hold on" you never see the title (swap title and plot instructions), but your error ...
Error in the script
If you put the title and then plot without "hold on" you never see the title (swap title and plot instructions), but your error ...
2 years 前 | 0
已回答
sin(x)^2
Perhaps the following lines will be useful: syms x; % Establishing 'x' as a symbolic variable combine(sin(x)^2,'sincos') % For...
sin(x)^2
Perhaps the following lines will be useful: syms x; % Establishing 'x' as a symbolic variable combine(sin(x)^2,'sincos') % For...
2 years 前 | 0
已回答
how can I find the surface area and the volume through this code?
The surface which area (and volume) is found, can be visualized using the following code: v =[2;0;1;9;0;1;3;0;1]; % Line in the...
how can I find the surface area and the volume through this code?
The surface which area (and volume) is found, can be visualized using the following code: v =[2;0;1;9;0;1;3;0;1]; % Line in the...
2 years 前 | 1
已回答
How to plot sin(xy)=sin(x)+sin(y)?
"contour" command provides another way to plot an implicit function defined by an expression like F(x,y)=0. For the implicit fun...
How to plot sin(xy)=sin(x)+sin(y)?
"contour" command provides another way to plot an implicit function defined by an expression like F(x,y)=0. For the implicit fun...
2 years 前 | 1
已回答
please help me plot this two odefunction yy'+36x=0 and xy'=y^2+y
Your goal is not clear for me, but I try to help. Because we can separate the varaibles in both odes, the general solution of th...
please help me plot this two odefunction yy'+36x=0 and xy'=y^2+y
Your goal is not clear for me, but I try to help. Because we can separate the varaibles in both odes, the general solution of th...
2 years 前 | 0
| 已接受
已回答
Find the value of a
Hi Trenton...!!! You can find my suggestion for an animation plot in https://es.mathworks.com/matlabcentral/answers/593245-fin...
Find the value of a
Hi Trenton...!!! You can find my suggestion for an animation plot in https://es.mathworks.com/matlabcentral/answers/593245-fin...
2 years 前 | 0
已回答
Plotting a section of a hemisphere using parametric equations
Another way for changing the theta and/or phi values is theta=[0:pi/36:2*pi]; phi=[0:pi/36:pi/4]; Anyway, I suggest not to cr...
Plotting a section of a hemisphere using parametric equations
Another way for changing the theta and/or phi values is theta=[0:pi/36:2*pi]; phi=[0:pi/36:pi/4]; Anyway, I suggest not to cr...
2 years 前 | 0
已回答
how to fix my code and how to find the area of the regon
The area can be found as follows (the explanation can be found in any Calculus text. I think that here is not the right place fo...
how to fix my code and how to find the area of the regon
The area can be found as follows (the explanation can be found in any Calculus text. I think that here is not the right place fo...
2 years 前 | 0
已回答
How to compute the area of cardioid r=2(1+cosx)
I think that you only need a graph (to be included in the statement of an exercise, example,...) I hope the following code will...
How to compute the area of cardioid r=2(1+cosx)
I think that you only need a graph (to be included in the statement of an exercise, example,...) I hope the following code will...
2 years 前 | 0
已回答
AREA OF POLAR CURVE
I think you're talking about the area of a region bounded by a polar curve (the area of a region bouuded by a curve, not the are...
AREA OF POLAR CURVE
I think you're talking about the area of a region bounded by a polar curve (the area of a region bouuded by a curve, not the are...
2 years 前 | 0
已回答
HELP! Double integration set up!
Just use the "vpa" instruction (variable precision arithmetic) after your script: syms x y int(int(exp(1)^x,x,1,log(y)),1,exp(...
HELP! Double integration set up!
Just use the "vpa" instruction (variable precision arithmetic) after your script: syms x y int(int(exp(1)^x,x,1,log(y)),1,exp(...
2 years 前 | 0