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Elie Hatem


Last seen: 3 years ago |  Active since 2020

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Angular rates from quaternions
Hello, I have a matrix containing quaternions in each row. And, each row represents a different time instant. I would like to ...

3 years ago | 0 answers | 0

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Question


Using min() and max() in the nonlinear constraints of fmincon and ga
Hello, I read somewhere that I should not use min() and max() in the objective function of fmincon (I am not sure if it can be ...

3 years ago | 0 answers | 0

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Question


Matrix inverse with svd
Hello, I am trying to invert a matrix using svd and \ and comparing the result with inv(). For this matrix: A = [ 2 4 6; 8 5...

3 years ago | 1 answer | 0

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answer

Question


Is there a way to control the length of t in the output of ode45?
Hello, I am trying to implement a numerical integration using ode45. I have the following function that I want to integrate: ...

3 years ago | 1 answer | 0

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Answered
Error in ode45 while doing numerical integration
I managed to make it work using by first checking the length of my phi, zdd and gravity vectors which were equal to 199. Then, ...

3 years ago | 0

| accepted

Question


Error in ode45 while doing numerical integration
Hello, I am trying to implement ode45 to integrate my numerical function by following the ODE with Time-Dependent Terms in the...

3 years ago | 2 answers | 0

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answers

Question


How to use ode45 in this case?
Hello, I have the variable ydd (y double dot) that I want to integrate twice to get the variable y. The formula of ydd is:...

3 years ago | 1 answer | 0

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Question


ga is stopping after 1 or 2 iterations only
Hello, I am trying to create a flipping trajectory for a drone by using the ga solver. I set all my constraints and bounds for ...

3 years ago | 1 answer | 0

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answer

Answered
Plotting two contourf plots on the same plot
I solved the problem by removing the columns which have zero elements in the X axis since it was clear that neither their X (whi...

4 years ago | 0

| accepted

Question


Plotting two contourf plots on the same plot
Hello, I am trying to plot two data matrices on the same plot. However, I do not know how to adjust the transparancy of one o...

4 years ago | 2 answers | 0

2

answers

Question


Changing the output of a solve function
Hello, I have a question regarding the solve function and symbolic variables. I have the following code : syms a b r beta_3s...

4 years ago | 2 answers | 0

2

answers

Question


How to publish symbolic matrices in latex format in MATLAB?
Hello, I have a project in which I have to publush symbolic matrices in latex format. An example of a matrix is the following:...

4 years ago | 1 answer | 0

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