
Stephan
Knowledge means knowing where it is written... Interested in: - Optimization - Mathematical Modelling - Improvement of my programming skills
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How to choose between different licenses in MATLAB Online?
Im taking part in some online courses using Matlab. For this courses there is a license for Matlab online to work through the co...
4 giorni fa | 2 risposte | 1
2
risposteBar plot for two matrices together
https://de.mathworks.com/help/matlab/ref/bar.html?searchHighlight=bar&s_tid=srchtitle_bar_1#bug9u7m-1 Every column stands for a...
17 giorni fa | 0
How to plot an oscillator?
You can plot it 2 ways - i dont know what is "correct" for your case... For me both are correct - depending on what you want to ...
23 giorni fa | 0
| accettato
How can I solve in the error?
%clear all, clc; % clear all memory and variables x = linspace(-1,1); % create linear spacing in x-direction y = linspace(...
circa 2 mesi fa | 0
calculate and fill an area between a line and a curve
A similar discussion here: <https://de.mathworks.com/matlabcentral/answers/1870667-i-got-the-problem-with-polyshape-please-help...
circa 2 mesi fa | 0
Can someone help me with the representation of the signals?
|*plot*| can not show one single point. Use at least 2 points for w to get a plot - or use |*scatter*|. w=0:10:500; To ...
circa 2 mesi fa | 1
Function definitions are not permitted in this context.
https://www.mathworks.com/matlabcentral/answers/467833-error-function-definitions-are-not-permitted-in-this-context?s_tid=srchti...
circa 2 mesi fa | 0
Receiving two outputs in function
To get multiple outputs from a function, you have to call it with multiple output arguments: [MY_nodeCrd,MY_edgeList]=ReadInput...
circa 2 mesi fa | 1
why do I receive syms requires Symbolic math tool box
"why do I receive syms requires Symbolic math tool box?" - Simple: Because syms is part of the symbolic toolbox. If your license...
circa 2 mesi fa | 1
| accettato
Answer double pendulum question usinf Rung-Kutta
Have a read here: <https://de.mathworks.com/help/symbolic/animation-and-solution-of-double-pendulum.html>
circa 2 mesi fa | 0
| accettato
equation for projectile motion
This might be helpful: <https://de.mathworks.com/matlabcentral/answers/431384-write-a-script-which-will-calculate-the-trajectory...
2 mesi fa | 0
curve fitting using min-max optimization
You might want to start reading and trying here: <https://de.mathworks.com/help/curvefit/curvefitter-app.html>
2 mesi fa | 0
I got the problem with polyshape, please help me
You have to take both points into account to find a closed region: xcut1 = fzero(@(x)sqrt(x).*(12-x)./2 - 2+x, 0.5); xcut2 = f...
2 mesi fa | 0
| accettato
Solve non-linear systems of equations to create matrix of coeffients and solve variable
If i assume, that you have a linear system, because i think, that x1...x4 does not mean x^1...x^4 then you are nearly there: sy...
2 mesi fa | 0
Find light grey circle in greyscale image
Maybe this is an approach: img = imread('BinarizedImage_NewImage.JPG'); img2 = img; img2(img2<240) = 0; imshowpair(img,img2,...
2 mesi fa | 1
| accettato
Solving cubic equation with imaginary numbers
s1 = 133.9457 + 253.416i; s2 = 133.9457 - 253.416i; s3 = 1339.457; syms s x_exactly = solve(0.00017493*(s-s1)*(s-s2)*(s-s3...
2 mesi fa | 0
| accettato
combing rows into one row
I assume you want to have all values in a row vector: YouWant = reshape(MeanTemp(2:end,2:end),1,[]);
2 mesi fa | 0
How can I mark a region in matlab ?
x1 = 0:0.001:1; y1 = x1.^2; y2 = 1 - x1; xcut = fzero(@(x)x.^2 - 1+x, 0.5); x = [x1(x1<=xcut), x1(end)]; y = [x1(x1<=xcut)....
2 mesi fa | 0
| accettato
Change plot scale y axis
u21=[224 224 224 223 218 218 217]; beta1=[0 0.19 0.26 0.38 0.76 0.83 0.9]; plot(beta1,u21,'-*'); xlabel('beta') ylabel('U[V]...
2 mesi fa | 1
Taking derivative and putting it equal to 0 to find theta.
syms s h S(x) fun = S(x) == (6*s*h) - ((3*s*s*cot(x))/2) + ((3*s*s*sqrt(3)*csc(x))/2) sdot = diff(fun,x) == 0
2 mesi fa | 0
How to get the R2 value of fit?
ft = fittype('b*x^2+c*x+a'); load enso [curve, gof]=fit(month,pressure,ft,'StartPoint',[1,3,5])
2 mesi fa | 0
| accettato
why is my code not working?
v=[2;0;1;9;0;1;3;0;1]; m=max(v); n=mean(v); f=@(x) m-(1/2).*x; % Vectorized g=@(x) 2.*x.^2-n; % Vectorized figure ezpl...
3 mesi fa | 0
Finding out the minimum value position of a matrix
a=[1 2 3 4 5 10;2 3 5 6 1 12;2 6 4 5 7 16;10 2 1 4 5 20;2 3 1 4 9 12] % Here for the example row = 5, col = 1...3 ii = 5; % wa...
circa un anno fa | 0
Automatically fit a circle on an arc in image and to plot the circle in the image.
This example from the documentation appears to be suitable for your case.
oltre un anno fa | 0
MaxFunctionEvaluations not working in optimset() for fsolve()
See the documentation:
oltre un anno fa | 1
| accettato
Generation of a pair of random numbers satisfying a constraint
N = 10; r = sort(rand(N,2),2)
oltre un anno fa | 0
| accettato
Dimensions of arrays being concatenated are not consistent.
clc; clear all; close all; %% Parametri %% Inercija; {kg.m2} Juc = 2.6e-2; Jlc = 1e-3; %% Kruto...
oltre un anno fa | 0
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How can I vectorize the fun in Matlab with single code
Possible, but not recommended: https://de.mathworks.com/help/matlab/ref/vectorize.html
oltre un anno fa | 0
functions within the script
a1=myfunction(5) a2=myfunction(7) function a=myfunction(r) a=10*r end
oltre un anno fa | 1
| accettato