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How to run please this example perfectly to get optimal solution .. Thank you
lb = zeros (5, 1) ; ub = zeros (5, 1) ; So based on the way you've constructed the bounds, all the elements of your solution h...

3 years ago | 0

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Calculating the sum of a quantity
Are you trying to bin the data and then compute the mean in each bin? If so consider using findgroups or discretize to determine...

3 years ago | 0

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Update Curve Fitter data
If you're using the Curve Fitter app you could fit your first set of data interactively then generate code from the fit and use ...

3 years ago | 1

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Error creating standalone matlab app designer application (symbolic variables , solve)
Looking at the Support for MATLAB, Simulink, and Toolboxes page for MATLAB Compiler, the entry for Symbolic Math Toolbox for MAT...

3 years ago | 0

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How to perform Eigenvalue Decomposition e.g, eig() on multiple GPUs？
Do you need all the eigenvalues and eigenvectors or do you just need a few of them? If the latter, consider using the eigs funct...

3 years ago | 0

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We are trying to solve Q1 using ode45 and these are my functions and my error that i am giving, is there any help that yall can do?
There are a number of issues with this code. Stepping through: clc;clear;close all; You don't need to include these in your sc...

3 years ago | 0

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bug in multiplication operations
Not all integer values that are in range of double precision are exactly representable as doubles. If we look at your constant: ...

3 years ago | 4

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Unfamiliar error message from ode45: "Unrecognized function or variable 'packageAsFuncHandle".
More likely than not they have an ode45.m file that's not in the correct location that MATLAB expects it to be. What does this f...

3 years ago | 0

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Answered
How to rearrange 2x5 matrix while keeping the size the same?
x = [1, 5, 9, 4, 8; 3, 7, 2, 6, 10] y = reshape(x(:), flip(size(x))).' For comparison: expected =[1, 3, 5, 7, 9 ; 2, 4, 6, 8,...

3 years ago | 1

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How to deseasonalize this temperature record?
Try the trenddecomp function or the Find and Remove Trends Live Editor Task.

3 years ago | 0

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A matrix times a vector whose elements are matrix too.
a vector initialvector whose elements are also matrix That doesn't exist in MATLAB, at least not if you want initialvector to b...

3 years ago | 0

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How to do "class " like Python to control equipment
You can create class files in MATLAB. But rather than writing your own VISA interface, if you have a license for Instrument Cont...

3 years ago | 0

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Why do I get "Array indices must be positive integers or logical values"
You use Tm in your code but nowhere do you define it. My suspicion is that you've defined it as a numeric vector like you did Tf...

3 years ago | 0

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Answered
Non linear fit of y=f[x] where y can have multiple values for a single value of x
Are you trying to fit x and y as functions of a third variable t, which in this case could be the indices of the elements in the...

3 years ago | 1

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how to create a cell array with functions from a matrix consisting symbolic expression
Use arrayfun to call matlabFunction on each element of your symbolic array. In order for all the functions to have the same sign...

3 years ago | 1

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Read older MATFILE in the current version.
I tried loading the original data using the oldest release of MATLAB I can run and was able to read it. It must have been create...

3 years ago | 0

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I have a problem in the value of a2 becuase I need to change the value of p and se in the same time to have the right array
Can you create and use variables with numbered names like phi1, phi2, phi3, etc.? Yes. Should you do this? The general consensu...

3 years ago | 0

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For loop over permutations of 1:n with very large n
How long does your loop body take to execute? If it's one loop body execution per second, running all 1e18 of those iterations w...

3 years ago | 1

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Answered
Symbolic eigenvectors returned by eig are incorrect
clc; clear; % Define variables syms U R T E Gamma Ma % Define Jacobian A = [0, 0, R, 0, 0; 0, 0, R*U, 0, 0; T/(Gamma*Ma^...

3 years ago | 1

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MATLAB R2013b
Apple Silicon-based Macs do not satisfy the system requirements for release R2013b on Mac. If you made a typo and were asking a...

3 years ago | 0

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Why simulink online cannot run my slx file? is this normal for all users?
Are you using blocks from a third-party blockset or from a blockset not supported for use with Simulink Online?

3 years ago | 0

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Make a Truth Table
See the islocalmax function.

3 years ago | 0

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Getting an error using theta
Rhsprob=@ (t,U)[U(2),-32.17/2*sin(theta )] Nowhere in the code you posted before this line do you define a variable named theta...

3 years ago | 0

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Overlaying Surface and Vector Plot
Let me add one more command to the code you posted. a=10; [X,Y]=meshgrid(-1:0.1:1,-1:0.1:1); U=a.*X.*(X.^2 + Y.^2).^(-(3/2));...

3 years ago | 1

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How can we access individual edges in a Graph ?
I'd be careful asking for say "edge 8" because graph and digraph reserve the right to reorder the edges array if you insert or d...

3 years ago | 1

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How to compute total links in a Graph?
There are many functions you can call on graph objects, including the numedges function.

3 years ago | 0

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First number in foor loop
Don't hard code the first number. Store it in a variable that you can use to define the loop and then to retrieve the starting v...

3 years ago | 0

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Error in interp1 (line 188). VqLite = matlab.internal.math.interp1(X,V,method,method,Xqcol);
So that error is coming from the second of these lines (commented out so that later lines in this answer can run.) % inc=find(~...

3 years ago | 0

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Answered
how to install Deep Learning Toolbox in MATLAB Runtime
The MATLAB Runtime is not a way to run arbitrary MATLAB code for free. It is used to run applications created by MATLAB Compiler...

3 years ago | 0

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output of two function results
In order to return multiple outputs from a function you need to do two things. Define the function to return two or more output...

3 years ago | 1