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Vector with symbolic variable
Your time vector contains at least one value that has a fraction or is not a positive value. For example, your time vector migh...

3ヶ月前 | 1

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Line in Matlab plot do not appear
Your exp() results in extremely small values, so you are getting NaN Q = @(v) sym(v); Nv = Q(1e23); %guess to run the pro...

3ヶ月前 | 1

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How can I solve the error of too many input arguments in fuzzy logic toolbox?
Currently, in MATLAB, the command fuzzy invokes a fuzzy logic designer. The actual code on page 397 does not invoke fuzzy: the ...

3ヶ月前 | 0

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Error with matrix calculation
When you use the / (matrix right divide) operator, the two operands must have the same number of columns. The resulting matrix w...

3ヶ月前 | 0

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how to resolve that error?
You assign to DeltaV You compare your values to TargetDeltaV You do not use the value of DeltaV anywhere. You do not define Ta...

3ヶ月前 | 0

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Why is there an error in the calculation of 366.0/5.0?
By default, MATLAB calculates using IEEE 754 Double Precision representation of numbers. IEEE 754 is a binary floating point rep...

3ヶ月前 | 1

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Why do I keep getting the same error?
function ProbEDO(tau,T) deltaepsilon=1/(N-1); theta(1:N)=0; theta(2:N-1)=T; theta(1)=[4*theta(2)-theta(3)]/3; theta(N)=(4*t...

3ヶ月前 | 0

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Can i use the student license as master of science student?
You can use a MATLAB Student license for any research and publication that is directly required for your degree. If the two the...

3ヶ月前 | 0

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Is it possible to change color of executed codes for easily identify dead codes
There is no coloration, but the editor throws up a warning for unreachable code.

3ヶ月前 | 0

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Hamming Code Encode Error
comm.HammingEncoder is old MATLAB (some point before R2019a). See https://www.mathworks.com/help/comm/ref/encode.html

3ヶ月前 | 0

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I want to use a backgroudpool to open a class
variables that are class members are modeled to be received in the parfeval() as if they were save() and load() If your class c...

3ヶ月前 | 0

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Parfor+for+if+if How to calculate variable form last if
b = []; parfor i = 1:n bt = []; for j=1:m if some_condition(i) if some_condition(i) ...

3ヶ月前 | 1

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triple nested integral with error "Arrays have incompatible sizes for this operation."
Each call to integral supplies a vector of values to the function to be called. The vector of values is inherently of inconsiste...

3ヶ月前 | 0

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Highlighted numbers in Matlab
For output to the command window, see https://www.mathworks.com/matlabcentral/fileexchange/24093-cprintf-display-formatted-color...

3ヶ月前 | 1

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I tried this code but it gives me an error
u=[30 70];% The two Angles Those look like degrees AF(m)=sum(exp(-1i*k*a*(cos(u(sourceNo)-phi_n)))); But there you are treati...

3ヶ月前 | 0

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Why do I receive License Manager Error -9?
First delete /home/hta/.matlab/R2024a_licences/* /usr/local/MATLAB/R2024a/licenses/license.dat /user/local/MATLAB/R2024a/lice...

3ヶ月前 | 0

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big problem with matlab and simulink
restoredefaultpath; savepath This will get rid of the warning messages. You are using a matlab path that is relevant to having...

3ヶ月前 | 0

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Input Argument Validation Issue
diagramType (1,:) {mustBeMember(diagramType,["Flow Rate", "Velocity"])} = "Flow Rate"; You were using a cell array of string; y...

3ヶ月前 | 0

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dictionary() question: "Error: Output argument not assigned a value in the execution with 'x' function" - works with some inputs and not others even though code is identical.
ref = dictionary(... % creates dictionary called ref [1 2 3 4 5 6 7 8 9 10 11 12 13 14],... % keys ["cels2far" "fahr2c...

3ヶ月前 | 0

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how to plot contour for arbitrary shape (not rectangular) in matlab?
Use a rectangular array of Z, but set it to NaN outside of the area of interest.

3ヶ月前 | 1

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I need the installer for Matlab R2010b SP1
Visit https://www.mathworks.com/downloads/ In the top left, use the Select Release dropbox to select R2010bSP1 . That will tak...

3ヶ月前 | 0

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Unable to plot the two for loops together.
The two functions differ by 40 at every location. 40 is much less than the value of the function, which goes up to 5 x 10^10. A...

3ヶ月前 | 1

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How to find the distance between two points along a curve?
Use https://www.mathworks.com/matlabcentral/fileexchange/34871-arclength

3ヶ月前 | 0

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How to create variable length buffer in Simulink for holding the value with unknown dimensions ?
You are going to have trouble with that approach unless you use dynamic memory allocation. Better is to set a maximum length be...

3ヶ月前 | 0

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How to write the sum of several matrices in Matlab ?
syms c N num_i = 3; %adjust as needed num_j = 4; %adjust as needed num_n = 10; syms x [num_i 1] syms y [1 num_j...

3ヶ月前 | 0

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what am i doing wrong?
size(a(:,i)) is a vector of length 2. You should use size(a,1)

3ヶ月前 | 0

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Error Using horzcat in MATLAB
parityMatrix = [1 1 1 0 1 0 0; 1 1 0 1 0 1 0; 1 0 1 1 0 0 1]; parityMatrix is 3 x 7 generatorMatrix = [eye(4) parityMatrix']; ...

3ヶ月前 | 0

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Why do I get an error using estimate for an msVAR model?
By default, Y0 is the initial portion of Y (which is your Data). If your Y (Data) is sufficiently small, then Y0 might potenti...

3ヶ月前 | 0

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Error trying to start Simulink from m-file.
It sounds as if the block diagram 'Gelenkmodell' is configured with an InitFcn that invokes Reibkennlinie_festlegen but that Re...

3ヶ月前 | 0

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Please assist to resolve "magaa and mag2a" codes problems; probably FUN and fsolve, not properly sets. The mag2 has to generate 12 (Qy-variable) questions by for-end. Thanks
function [Qy, FUN] = MAGa(Qy0) tic, n=12; pipes=n; dia=n; LP=4; cCc=7; HLD=-0; ee=0.04; vs=1.00001*10^-6; ...

3ヶ月前 | 0

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