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Sergio


Last seen: 6 months ago |  Active since 2024

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Use of eig(A) for eigenvectors
Hi, I try to call the eigenvectors of the respective eigenvalue, but that part in the code gives an error: "Unrecognize functi...

6 months ago | 1 answer | 0

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answer

Question


Script has no errors, but no plot is given
Hi , I wonder what is wrong here with the script. Nothinig happens when it should plot something... Can someone help? Thanks ...

6 months ago | 2 answers | 0

2

answers

Question


Empty spherical plot - strange error
I find it strange that I get an empty plot with the give command, and get the given error: Error using matlab.graphics.chart....

6 months ago | 1 answer | 0

1

answer

Question


Unrecognized "spharm" for spherical harmonics plot?
Hi, I get the following error when trying to plot Unrecognized function or variable 'spharm'. Error in FTyD (line 35) ...

6 months ago | 1 answer | 0

1

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Question


Operands to the logical AND (&&) and OR (||) operators must be convertible to logical scalar values. Use the ANY or ALL functions to reduce operands to logical scalar values.
Hi, I get the following error with the given code, "Operands to the logical AND (&&) and OR (||) operators must be convertibl...

6 months ago | 1 answer | 0

1

answer

Question


How to use fminunc for a 2D function composed of two functions?
I have: and I want to minimize it on the unit square without using differentials. I use the following code, close...

6 months ago | 1 answer | 0

1

answer

Question


Solving a linear programming problem uising linprog
I have the given linear program to solve. To solve this I prepare the following for the constraints on each of the six va...

7 months ago | 2 answers | 0

2

answers

Question


How can I calculate the gradient of a vector in MATLAB?
I have The vector r, which is a 1x8 vector, r=(r_1, r_2,…,r_8)^T, and the Jacobian defined by J, as a 8x8 matrix J = (\p...

8 months ago | 1 answer | 0

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answer