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Last seen: 23 dagar ago |  Active since 2020

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Question


taking difference of 2 surf figures of different sizes
One is to compare two solutions and study the error by taking their difference. The two solutions are two surf figures generated...

ungefär en månad ago | 2 answers | 0

2

answers

Answered
extract fig into surf(x,y,z)
both answers are great. I don't know which to accept.

ungefär 2 månader ago | 0

Question


comsol LiveLink for MATLAB: output specified solutions under several studies
There are several solutions under several studies in .mph comsol models. How to output a specific solution in LiveLink for MATLA...

2 månader ago | 1 answer | 0

1

answer

Question


comsol LiveLink for MATLAB: output solutions on a specific line (in reference or current configuration)
In a 3D comsol model, how to output the solution on a specific line (in reference or current configuration)? In .mph comsol mode...

2 månader ago | 1 answer | 0

1

answer

Question


no surf in comsol, is matlab live link a solution?
There's a solution u(x,t) in comsol, x and t are spatial and temporal coordinates. There's no surf function in comsol. Can m...

2 månader ago | 0 answers | 0

0

answers

Question


extract fig into surf(x,y,z)
There's a .fig that plots n z(x) curves, each of which corresponds to 1 y value (n=3 in the illustration). The y values are know...

2 månader ago | 1 answer | 0

1

answer

Question


code to tell mlx or m files
M and mlx files work slightly differently in outputting figures in separate windows or within the code file. I hope to have an m...

2 månader ago | 1 answer | 0

1

answer

Question


reshape data to fit into surf/contour
nodalPositions is a 2*100 double matrix storing the nodal positions of a PDE on a 2D domain with 100 nodes. x=nodalPositions(1,:...

3 månader ago | 1 answer | 0

1

answer

Question


speed control of exporting animations in mlx
There's a little button of 'export animation' on the bottom right of each animation made in mlx. Though 'playback speed' can be ...

3 månader ago | 1 answer | 0

1

answer

Question


code folding in live scripts
Is code folding in live scripts possible as in .m?

5 månader ago | 1 answer | 0

1

answer

Question


save animation in subplot
I'm using while drawnow;hold off end to create an animation. But this animation is just the 6th position as in subplot(2...

6 månader ago | 1 answer | 0

1

answer

Question


blank matlab icon on taskbar after a change in matlab directory.
The original matlab directory is c:\matlab\r2023 and r2023 was moved to c:\ to replace c:\matlab and renamed as matlab r2023. M...

9 månader ago | 1 answer | 0

1

answer

Question


plot in designated subfigures in loops
I have the following code. I want to plotsubfigures as required in the comments in main.m. How to plot in designated subfigures ...

9 månader ago | 1 answer | 0

1

answer

Question


remove inf in quiver
I want quiver(X,Y,u,v), but there's inf entries in u and v at positions x=y. I'm looking for the smartest way to skip these posi...

10 månader ago | 1 answer | 0

1

answer

Question


smart function to switch functions
Suppose I want to tune different ode solvers to run: ode23(@fun,...) I want to use 'odesolver' so that odesolver(@fun,...) ac...

10 månader ago | 3 answers | 0

3

answers

Question


call function name in the same function
In a function, I need to run this function somewhere within the function like function fun i=1 if i>1 function name ...

10 månader ago | 1 answer | 0

1

answer

Question


Save and load models in phase plane app
Though there are Save and load buttons in phase plane app, I don't think they work. I never find any models saved.

10 månader ago | 1 answer | 0

1

answer

Question


uicontrol doesn't work in Matlab 2023a
figure;pauseButton=uicontrol('Style','pushbutton',... 'String','pause','Position',[2000 60 100 100],... 'Callback',@(s...

10 månader ago | 1 answer | 0

1

answer

Question


vectorization examples for efficiency
I wonder if the following expressions are already optimized forms for computational efficiency and if not how to rewrite them? ...

11 månader ago | 1 answer | 0

1

answer

Question


multiple actions following @(src,event) in uicontrol
How to add another action or function to the following Button=uicontrol('Style','pushbutton', 'String','pause','Position',[1800...

11 månader ago | 1 answer | 0

1

answer

Question


Smart way of adding paths
For those using multiple PCs, it is necessary to use a smart way of adding paths. How is it possible to add paths like: a='c:\...

12 månader ago | 1 answer | 0

1

answer

Question


role of flux f in bcfun of pdepe for systems of PDEs
To solve utt=uxx, as the flux term f has a 0 entry in pdefun, the same f is in bcfun. In bcfun, there's q(x,t)f(x,t,u,ux), which...

12 månader ago | 1 answer | 0

1

answer

Question


functions don't take effect
When calling a function involving multiple other functions where some changes are made, new changes don't take effect even when ...

12 månader ago | 0 answers | 0

0

answers

Question


uicontrol to start over a loop
uiwait/uiresume through uicontrol can be used to pause/continue a loop. Is there a corresponding ui+... to start over a loop fro...

12 månader ago | 1 answer | 0

1

answer

Question


concatenate multiple 'OutputFcn' options in odeset?
Is there a way to output both odeplot+odephas2 after modifying the following? options=odeset('OutputFcn',@odeplot,'OutputFcn',@...

12 månader ago | 1 answer | 0

1

answer

Question


3D plots rotated in live scripts
It seems that once 3d plots in animations are rotated, the animation can't be replayed again, for the control slider automatical...

12 månader ago | 1 answer | 0

1

answer

Question


animation turns static in live scripts
I have the following code that works well in m files but not in live scripts because a figure pops up in a separate window and t...

12 månader ago | 0 answers | 0

0

answers

Question


if nested functions supported in live scripts
Are nested functions supported in live scripts? Otherwise, global variables have to be declared as global?

12 månader ago | 1 answer | 0

1

answer

Question


how to output quantities involving time derivatives in pdepe
pdeval only seems to output the solution and the spatial derivative of the solution via [~,dudx]=pdeval(m,x,sol(i,:,1),x). It se...

ungefär ett år ago | 1 answer | 0

1

answer

Question


why does pdepe adopt Petrov-Galerkin?
pdepe is meant to solve parabolic and elliptic PDEs. Petrov-Galerkin seems to be designed to solve convection dominated ones, wh...

ungefär ett år ago | 0 answers | 0

0

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