Answered
How do i install add-on package?
In the recent MATLAB releases it is in the toolstrip on the very top of the window. Find the |ENVIRONMENT| section and the |...
How do i install add-on package?
In the recent MATLAB releases it is in the toolstrip on the very top of the window. Find the |ENVIRONMENT| section and the |...
9 years ago | 0
Answered
I get Subscripted assignment dimension mismatch.
Use instead wave(n,:) = (A(n))*sin(2*pi*(f(n))*T); plot(T,wave(n,:),'b') You also might want to think about pre-alloc...
I get Subscripted assignment dimension mismatch.
Use instead wave(n,:) = (A(n))*sin(2*pi*(f(n))*T); plot(T,wave(n,:),'b') You also might want to think about pre-alloc...
10 years ago | 0
| accepted
Answered
function handle parameterization interval
Georg, you could use something like l_1 = 1; l_2 = 2; radius = 0.5; psi = 0.2; t = -1:0.01:5;...
function handle parameterization interval
Georg, you could use something like l_1 = 1; l_2 = 2; radius = 0.5; psi = 0.2; t = -1:0.01:5;...
10 years ago | 0
| accepted
Answered
Creating a pushbutton and callback function
Try function myButtonTest() PushButton = uicontrol(gcf,'Style', 'push', 'String', 'Next','Position', [300 10 30 30],...
Creating a pushbutton and callback function
Try function myButtonTest() PushButton = uicontrol(gcf,'Style', 'push', 'String', 'Next','Position', [300 10 30 30],...
10 years ago | 0
| accepted
Answered
symbolic calculations for physical system doesn't give apropriated answer.
Check out the <http://de.mathworks.com/matlabcentral/fileexchange/49796-euler-lagrange-tool-package Euler-Lagrange tool package>...
symbolic calculations for physical system doesn't give apropriated answer.
Check out the <http://de.mathworks.com/matlabcentral/fileexchange/49796-euler-lagrange-tool-package Euler-Lagrange tool package>...
10 years ago | 0
| accepted
Answered
Hi I have two equations here, and I wonder that how do you plot them as a phase plane. du/dt = u + 3*w + a*u^3 + a*u*w^2 and dw/dt = -u - w + a*u^3 + a*u*w^2 with singular point at (0,0).
Parth, check out this <https://de.mathworks.com/matlabcentral/answers/118837#answer_125898 answer>.
Hi I have two equations here, and I wonder that how do you plot them as a phase plane. du/dt = u + 3*w + a*u^3 + a*u*w^2 and dw/dt = -u - w + a*u^3 + a*u*w^2 with singular point at (0,0).
Parth, check out this <https://de.mathworks.com/matlabcentral/answers/118837#answer_125898 answer>.
10 years ago | 0
Answered
How to draw a horizontal line in a diagram (3D plot)?
Philipp, use the <https://de.mathworks.com/help/matlab/ref/line.html |line|> command.
How to draw a horizontal line in a diagram (3D plot)?
Philipp, use the <https://de.mathworks.com/help/matlab/ref/line.html |line|> command.
10 years ago | 0
| accepted
Answered
Newton Raphson Method Errors
Shakil, convert the symbolic equations to numeric and you are good to go: function NR(xinit, epsilon) x = xinit; x...
Newton Raphson Method Errors
Shakil, convert the symbolic equations to numeric and you are good to go: function NR(xinit, epsilon) x = xinit; x...
10 years ago | 1
Submitted
Euler-Lagrange tool package
Use the Euler-Lagrange equation to derive differential equations
10 years ago | 7 downloads |
Answered
How to get function handles from sybolic vector of variables for ode45?
Sandeep, use <https://de.mathworks.com/help/symbolic/matlabfunction.html |matlabFunction|> to convert the ODE from symbolic to n...
How to get function handles from sybolic vector of variables for ode45?
Sandeep, use <https://de.mathworks.com/help/symbolic/matlabfunction.html |matlabFunction|> to convert the ODE from symbolic to n...
10 years ago | 0
Answered
Make lines visible or invisible
There is: t = 0:0.1:10; y = sin(t); figure h1 = plot(t,y); set(h1,'Tag','Line1') hold on h2 = plot(t,y.^2...
Make lines visible or invisible
There is: t = 0:0.1:10; y = sin(t); figure h1 = plot(t,y); set(h1,'Tag','Line1') hold on h2 = plot(t,y.^2...
10 years ago | 0
Answered
How do I plot/solve the phase portrait for functions with a range?
Afthab, see this <https://de.mathworks.com/matlabcentral/answers/118837#answer_125898 answer>.
How do I plot/solve the phase portrait for functions with a range?
Afthab, see this <https://de.mathworks.com/matlabcentral/answers/118837#answer_125898 answer>.
10 years ago | 1
| accepted
Answered
Integration with one variable and many constants
Abdurrahman, there is no closed-form solution that MATLAB (and Mathematica) can compute. That is why you get |int()| term as a r...
Integration with one variable and many constants
Abdurrahman, there is no closed-form solution that MATLAB (and Mathematica) can compute. That is why you get |int()| term as a r...
10 years ago | 1
| accepted
Answered
line number in Live Editor
Thomas, to display line numbers in the Live Editor, open a live script, go to the |VIEW| tab on the very top and select |Line Nu...
line number in Live Editor
Thomas, to display line numbers in the Live Editor, open a live script, go to the |VIEW| tab on the very top and select |Line Nu...
10 years ago | 4
| accepted
Answered
How can I Plot a primitive function?
Nicolas, I would assume that there is no closed-form, symbolic solution for your integral. So instead use numeric integration an...
How can I Plot a primitive function?
Nicolas, I would assume that there is no closed-form, symbolic solution for your integral. So instead use numeric integration an...
10 years ago | 0
Answered
is financial tool necessary to use econonmetrics tool?
Maria, |ugarch| is removed as of release 2016a. See the <http://de.mathworks.com/help/finance/release-notes.html?searchHighlight...
is financial tool necessary to use econonmetrics tool?
Maria, |ugarch| is removed as of release 2016a. See the <http://de.mathworks.com/help/finance/release-notes.html?searchHighlight...
10 years ago | 1
| accepted
Answered
How can I change my code so that time series plots show oscillations, rather than steady states?
Charlotte, the graph above shows a plot |y1| versus |y2|. Sort of "position" versus "velocity". In other words plot(sol(:,1...
How can I change my code so that time series plots show oscillations, rather than steady states?
Charlotte, the graph above shows a plot |y1| versus |y2|. Sort of "position" versus "velocity". In other words plot(sol(:,1...
10 years ago | 0
Answered
Matlab delete's value's from array
loes, based on your description, how about mat(isnan(mat) | mat==0) = []; where |mat| is, for example, the matrix you sho...
Matlab delete's value's from array
loes, based on your description, how about mat(isnan(mat) | mat==0) = []; where |mat| is, for example, the matrix you sho...
10 years ago | 3
Solved
Is this triangle right-angled?
Given three positive numbers a, b, c, where c is the largest number, return *true* if the triangle with sides a, b and c is righ...
10 years ago
Answered
How to report issues on Answers
Per, the MathWorks community team monitors content in Answers, along with all other areas of MATLAB Central. The best way to com...
How to report issues on Answers
Per, the MathWorks community team monitors content in Answers, along with all other areas of MATLAB Central. The best way to com...
10 years ago | 1
| accepted
Answered
Why is the following code not working to print using fprintf ?
Justin, I assume all variables necessary to create your |strVal| variables are properly defined, e.g. |A_left|? To start with...
Why is the following code not working to print using fprintf ?
Justin, I assume all variables necessary to create your |strVal| variables are properly defined, e.g. |A_left|? To start with...
10 years ago | 0
Answered
Find minimum of $n$ first entries, with $1\leq n\leq numel(X)$.
Bananach, use |min| : X = rand(1,10) X = 0.6557 0.0357 0.8491 0.9340 0.6787 0.7577 0.7431 0.39...
Find minimum of $n$ first entries, with $1\leq n\leq numel(X)$.
Bananach, use |min| : X = rand(1,10) X = 0.6557 0.0357 0.8491 0.9340 0.6787 0.7577 0.7431 0.39...
10 years ago | 0
Answered
string to sym error
Alberto, the functionality you are using will be removed in future releases, but you can still use it. That is why you are getti...
string to sym error
Alberto, the functionality you are using will be removed in future releases, but you can still use it. That is why you are getti...
10 years ago | 1
| accepted
Answered
How to Store results of While-Loop in MATLAB?
Muhammad, x1=19;% Starting Point on X-Axis x2=288;% Ending Point on X-Axis y1=38;% Starting Point on Y-Axis y2=24...
How to Store results of While-Loop in MATLAB?
Muhammad, x1=19;% Starting Point on X-Axis x2=288;% Ending Point on X-Axis y1=38;% Starting Point on Y-Axis y2=24...
10 years ago | 0
Answered
How to convert one large vector into an array of matrix?
Nitinkumar, yfit = 1:5*5*10; % just as an exmple: 10 5x5 images x = reshape(yfit,[5,5,10]); You basi...
How to convert one large vector into an array of matrix?
Nitinkumar, yfit = 1:5*5*10; % just as an exmple: 10 5x5 images x = reshape(yfit,[5,5,10]); You basi...
10 years ago | 1
| accepted
Answered
Saving/Visualizing all loop results
I assume you intentionally have two |for| loops, correct? Either way, in case you do not know the size of the final matrix yo...
Saving/Visualizing all loop results
I assume you intentionally have two |for| loops, correct? Either way, in case you do not know the size of the final matrix yo...
10 years ago | 0
| accepted
Answered
For Loop Not Executing
Gopal, this is because 9*h+h - 10*h ans = 3.469446951953614e-18 and 11*h+h - 12*h ans = 0 Just b...
For Loop Not Executing
Gopal, this is because 9*h+h - 10*h ans = 3.469446951953614e-18 and 11*h+h - 12*h ans = 0 Just b...
10 years ago | 1
| accepted
Answered
Cannot find MATLAB license of activation key
Martin, log into your MathWorks account ( <https://www.mathworks.com/login?uri=/mwaccount/ https://www.mathworks.com/login?uri=/...
Cannot find MATLAB license of activation key
Martin, log into your MathWorks account ( <https://www.mathworks.com/login?uri=/mwaccount/ https://www.mathworks.com/login?uri=/...
10 years ago | 0
Answered
How do I plot every nth vector of this Fourier series?
Hi Kristinn, do you mean something like this: t = 0:.02:2*pi; % Graph time, interval between 0 and 2pi f = 0...
How do I plot every nth vector of this Fourier series?
Hi Kristinn, do you mean something like this: t = 0:.02:2*pi; % Graph time, interval between 0 and 2pi f = 0...
10 years ago | 1