Matheus

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fmincon with a RBF toolbox
Hello, I am sending the function.

6 years ago | 0

Question

Using a text file as a function parameter
I am trying to create a function where the inputs are text files. For some reason, the program is not reading the files, I am ge...

6 years ago | 1 answer | 0

1

answer

Question

How to extract value from a messy text file?
I would like to extract the mass value that is in the file. I did not figure out a way to do this using textscan.

6 years ago | 1 answer | 0

1

answer

Question

fmincon with a RBF toolbox
I have approximated a function using a RBF toolbox. Now, I woud like to optimize this function using fmincon. However, I do not ...

6 years ago | 2 answers | 1

2

answers

Question

Hessian matrix using m-file
I would like to calculate a Hessian matrix of a function in the following way: hessian('fob_8_52', [4 6]) fob_8_52.m is a ...

6 years ago | 1 answer | 0

1

answer

Question

Return to previous step
Hello, I have a code that includes some steps. I would like to know how to make the process return to the first step if a con...

6 years ago | 1 answer | 0

1

answer

Question

The conjugate gradient method for unconstrained optimization - how to restart
Hello, I am trying to implement the conjugate method. But, I do know how to restart de process when n iteractions is achieved...

6 years ago | 0 answers | 0

0

answers

Question

Fletcher Reeves conjugate method
Hello, My program is giving the right solution for the problem, but I believe it is doing unecessary steps. For a problem wit...

6 years ago | 1 answer | 0

1

answer

Question

create a vector with specified entries
Hello, I need to create the following vectors: x=[0 0 0 ...0] and y=[h h h...h] where h is a constant that I declared. Bo...

9 years ago | 1 answer | 0

1

answer

Question

message "vectors with different lengths"
I am splitting my problem in five different sections. Each section has different equations. After solving the sections separatel...

9 years ago | 1 answer | 0

1

answer

Question

plot is going to zero
I am doing a plot, but I don't know why the curve is going to (0,0). c = 0.66*10^-8; m = 2.25; K_IC= 65; ...

10 years ago | 1 answer | 0

1

answer

Question

figure shows up but it is empty
I am getting a blank plot. I am using the following code: c = 0.66*10^-8; m = 2.25; K_IC= 65; R=-1; a_0 = 0....

10 years ago | 1 answer | 0

1

answer