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Rodrigo Pena


Last seen: 2 years ago |  Active since 2020

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Question


How to substitute one equation into another ?
Hello all, how are you? I have 3 equations to solve 3 unknowns (v , b and h). I would like to solve equation 4 for the variable...

2 years ago | 1 answer | 0

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answer

Question


Using for loop to build and plot data from a matrix
Hello ! how are you? I wrote a code that calculates strains by using matrices, and the answer that I receive from matlab is a...

2 years ago | 1 answer | 0

1

answer

Question


Comparing values of a vector
Hello All, How are you? I would like to compare every value of my vector x to the following statement: 0≤x≤P If x is between 0...

3 years ago | 1 answer | 0

1

answer

Question


Eigenvalues and eigenvectors of a matrix gives z1 in the answer... what does it means ?
Hello all, hope you guys are doing good. I would like to find the eigenvalues of a matrix, but the answer looks confusing. ...

3 years ago | 0 answers | 0

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Question


Different Approach to solve ODE
Hello all, I am trying to solve an ODE but I am not sure if the approach using ode45 is right. 1st Approach: % Quadrati...

3 years ago | 1 answer | 0

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answer

Question


Plotting the results of 2 ODE45 in the same figure
Hello all, I would like to plot the results of 2 ODE´s in the same figure however, I keep getting an error saying: the...

3 years ago | 1 answer | 0

1

answer

Question


Checking if my program calculates what is supposed to.
Hello all, how are you? I am trying to write a program that calculates aeroelasticiy stuff. I am not sure if the program is c...

3 years ago | 1 answer | 0

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answer

Question


Array indices must be positive integers or logical values.
Hello all, how are you? I am trying to write a program to calculate some aerolasticity stuff, here is what I have so far: ...

3 years ago | 1 answer | 0

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answer