Answered
Decimal and very small values returning zeros
Um, why are you doing this numerically at all??????? With the variable of integration as c, your kernel is: (pi*t)^(-1/2).*...

4 years ago | 0

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least square fitting for a nonlinear regression.
You show no data, and only a difficult to understand equation, but I am pretty sure what form you are trying to fit. y(t) ...

4 years ago | 0

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How to solve a system of equations?
pt1, pt2, and pt3 are the equations of the surfaces of three spheres, each wih the same fixed, but unspecified radius. Pick an...

4 years ago | 0

Answered
How to optimize parameters with dsolve?
You cannot do so. The solution using dsolve has MANY parameters in it that have no assigned value. As far as the use of dsolv...

4 years ago | 0

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How to convert decimal time to HH:MM:SS
format long g T = now % so the current time in a decimal format The integer part of that time represents days, and above. The ...

4 years ago | 0

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Integration Help in exponential
Did you try it? Why not make an effort? Surely you can do something. syms t T K(t) = exp(-t^1.3/27.290)*exp(-t/12.724)*t^0.3 ...

4 years ago | 0

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How to find the factorial of fractional numbers using matlab code?
You CANNOT compute the factorial of a fractional number. Factorials are defined only for integers. HOWEVER... It is true that...

4 years ago | 2

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Answered
If your MATLAB licence expires, can you still use datasets created on MATLAB prior to expiration (and saved in non-MATLAB format e.g. Excel) for future research papers?
Unequivocably, yes you can do so. There is no problem with use of such data after your license will expire.

4 years ago | 0

Answered
Fmincon converged to an infeasible point, I don't know why
I'm sorry, but this code is a bit strange. Ok, wildly strange. Why are you using fmincon? You have no linear inequality constra...

4 years ago | 0

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Answered
Should I use EIG or SVD to compute the eigenvalues of a symmetric matrix?
Again, these are just my thoughts as I write them down. I'll possibly fail to get everything answered in here. Such is life. Wh...

4 years ago | 0

Question

Should I use EIG or SVD to compute the eigenvalues of a symmetric matrix?
I saw ths question posed as an answer to another question. So I'll pose the question myself, then post my own thoughts as my ans...

4 years ago | 2 answers | 0

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answers

Answered
Mathlab code for euler equation
What is your question? Let me guess, why does my incorrect code not work? Note, I edited your code to make it readable. Having ...

4 years ago | 1

Answered
Laserbeam reflection points/ path lengths
Why do you need a toolbox? Start with a ray. A line is simply defined by the equation: R(t) = R0 + R*t where R0 is a point...

4 years ago | 0

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Ploting Intersection point of three circles
Why are you certain that forms the "intersection" point of the three circles? In fact, as the plot shows, there is no point wher...

4 years ago | 1

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Answered
How to check and remove outliers when it is Non-normal distribution
z-scores are not a terrible approach. HOWEVER, if you have many outliers, then they will themselves bias the z-scores, making ou...

4 years ago | 1

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filling area enclosed by multiple curves
No problem (as long as you use a more capable tool), although it appears you have duplicate points. X = load('dataX.txt'); Y =...

4 years ago | 0

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Answered
Find minors of a rectangular matrix
https://www.mathworks.com/matlabcentral/answers/6200-tutorial-how-to-ask-a-question-on-answers-and-get-a-fast-answer Sadly, it ...

4 years ago | 1

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finverse for function handle
Does every possible function you write down need to have a functional inverse? Of course not. In fact, it can be proven that fun...

4 years ago | 1

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Answered
Error with sinc command
sinc is also present in the symbolic toolbox, though it would not be of use here. You need the signal processing toolbox for the...

4 years ago | 0

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How to create this matrix ?
It appears the request was to concatenate the two planes of A into one plane, and then concatenate another matrix to the columns...

4 years ago | 2

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Answered
sequence of color on a surf plot
Surf plots each grid line, as a BLACK line. The black lines are useful, and help you to see the shape of the surface for smaller...

4 years ago | 0

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Answered
why surf function does not show complete data
Um, EXACTLY what is not shown? :) LOOK CAREFULLY at the surface you show. You surfed a 8x5 grid, right? Now, count the lines sh...

4 years ago | 2

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Answered
How to find the derivative of one output quantity with respect to another output quantity
Basic calculus. Each module must be a function of SOMETHING else, thu some other parameter. What parameter is controlling them? ...

4 years ago | 0

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Best Curve-Fitting Function
The "best" solver? Ii is the one you have access to, and the one you know how to use. Fit is easy to use. mdl = fittype('1/(...

4 years ago | 0

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Answered
How to perform linear curve fitting based on distance from line instead of residuals
This is the classic total least square problem. Sometimes it is called the errors in variables problem, sometimes known as ortho...

4 years ago | 0

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Answered
How do i input this on MATLAB
Assuming that p and q are real numbers, do you understand there will ALWAYS be three solutions to the problem, and that for many...

4 years ago | 1

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Curve fitting with variance
Why cannot you just use variance for weight? In fact, that is essentially what you DO want to do. The weight on a data point wil...

4 years ago | 0

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How to take data from multiple variables and store them in one variable?
Essentially, you just need to learn MATLAB. Read the various tutorials you can find. In there you would learn about the various ...

4 years ago | 0

Answered
PC requirements for running multi-Objective optimization algorithms
Sorry, but this is a question that is far too vague to have a useful answer. You tell us only that as written by you, your code...

4 years ago | 0

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Answered
How to findout this equations value
That is impossible, since your equations are not written in unambiguous mathematics. Is e^15b intended to mean exp(15*b)? Is...

4 years ago | 1

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