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Sergio Quesada


Active since 2018

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fzero line 398 error; debugger not solving...
I am having a problem with fzero in this code : prueba = r_teor (8e-3) function Arg = r_teor (t0) FC = 4....

meer dan 3 jaar ago | 1 answer | 0

1

answer

Question


Operands to the || and && operators must be convertible to logical scalar values
Hi everybody! Why am I having this error and how can I solve it? I have already about this error but cannot find the way...

meer dan 3 jaar ago | 3 answers | 0

3

answers

Question


Interdepending - multivariable problem
Good evening to everybody. My problem is the following: I want to solve a sistem non-linear equations Int(r)-(t-texp)=0 in th...

meer dan 3 jaar ago | 0 answers | 0

0

answers

Question


fsolve + fminbnd combination... Problem !
Good evening to everybody. My problem is the following: I want to solve a non-linear equation G(r)-(t-texp)=0 for the variabl...

meer dan 3 jaar ago | 1 answer | 0

1

answer

Question


Numeric least squares fit
Good evening to everybody, I need some help in this fitting... I have a collection of experimental data (texp, Iexp). Usi...

bijna 4 jaar ago | 0 answers | 0

0

answers

Question


.exe with inputs
Good afternoon, I am new in MatLab, so I am no familiarized yet with making functions and programs. I have designed these li...

bijna 4 jaar ago | 2 answers | 0

2

answers

Question


Too much calculus time on 'lsqcurvefit' + 'fsolve'
Good afternoon everybody, I am working with a code that combines 'fsolve' and 'lsqcurvefit' to calculate the parameters, k(1)...

ongeveer 4 jaar ago | 1 answer | 0

1

answer

Question


fprintf in an OutPutFcn
Hi everybody, I'm trying to edit this output function within the command fopen and fprintf: function stop=outfun(x,optimVal...

ongeveer 4 jaar ago | 1 answer | 0

1

answer

Question


Help with OutputFcn on lsqcurvefit
Hi everyone, I have to make a very large fitting with 'lsqcurvefit', so the run will take a lot of time. I am thinking about ...

ongeveer 4 jaar ago | 0 answers | 0

0

answers

Question


Displaying results of lsqcurvefit after each iteration
Good evening, I have solved a problem with lsqcurvefit, and now I want MatLab to display the solutions found after each itera...

ongeveer 4 jaar ago | 1 answer | 0

1

answer

Question


Combining fsolve and lsqcurvefit
Good evening, I have a collection of experimental data (xi, yi) called (texp, rexp). I know that 'texp' must be derived from ...

ongeveer 4 jaar ago | 0 answers | 0

0

answers

Answered
Fitting data to integral function
"texp" is my independent variable. I have a collection of (r,texp) data. I have evaluated FC*integral(@(x) -a./(x*log(x)...

ongeveer 4 jaar ago | 0

Answered
Fitting data to integral function
Exactly, i hace a collection of data (xi,yi) called (r,texp), and the fitting equation must be texp(r)=FC*integral(@(x)exp(-a...

ongeveer 4 jaar ago | 0

Question


Fitting data to integral function
Hi everybody. I'm trying to fit an essemble of data ("r" as x and "texp" as y) by a function defined by an integral: FC*in...

ongeveer 4 jaar ago | 2 answers | 0

2

answers

Answered
numerical integraion with array limits
Hi everybody, I'm working on a similar easier case, but with no success... I'm trying to evaluate liminf=ones(1,20); sym...

ongeveer 4 jaar ago | 0