Omar Khalifa

Last seen: etwa 4 Jahre vor | Aktiv seit 2020

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Wegstein's Method for solving non-linear equations
This code employs the Wegstein's method to solve non-linear equations.

mehr als 4 Jahre vor | 2 Downloads |

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Using a sparse matrix for ill-conditioned matrix
I am using Newton method to solve a system of equations (n = 28) with 28 variables. After calculating the Jacobian, I need to ge...

mehr als 4 Jahre vor | 1 Antwort | 0

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MultiStart using lsqnonlin, failure when providing upper and lower limits
I have a function that I am solving using MultiStart and the lsqnonlin solver. I have 11 variables in this function and I provid...

mehr als 4 Jahre vor | 0 Antworten | 0

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Conditioning a matrix with a huge span
I have a function with 11 variables and I am solving it using fsolve. I am providing initial guesses for these variables as foll...

mehr als 4 Jahre vor | 0 Antworten | 0

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Error Message "Singular Matrix in LUDCMP -STOP"
I am solving a multi-dimensional function using fsolve. I am trying to solve it using GA tool but then reverted and wanted to ru...

mehr als 4 Jahre vor | 0 Antworten | 0

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Guess for fsolve returns similar answer (heavily non-linear equations)
I have a huge function (36 variables) that I am solving using fsolve and the optimization options as shown in the code below: f...

mehr als 4 Jahre vor | 1 Antwort | 0

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Error using optimoptions (Reference to non-existent field 'TolFunValue')
I have a function that I am trying to solve using fsolve and optimoptions. The code is as follows: fun = @meow; x0 = [0,0]; o...

fast 5 Jahre vor | 1 Antwort | 0

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