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Elevar un polinomio al cuadrado
Easy enough. g = [3/2 -1/4 -1/3]; gsym = poly2sym(g); gsym^2 And as you know, it squares the polynomial, but does not expand...

2年以上前 | 0

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Optimization of a matrix with integers with nonlinear objective functions and nonlinear constraints
You are correct, in that fmincon does not provide integer constraints as an option, and that a tool like intlinprog does not all...

2年以上前 | 0

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Newton Raphson Method: while loop
There are many, MANY ways to stop a while loop. For example... tol = 1e-8; err = inf; iter = 0; itmax = 100; while (abs(err...

2年以上前 | 0

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Best way to count outputs for a 2D polynomial function along the curve of an implicit equation
Um, good luck at doing it at all well. Even anything in the right ball park would be a success. But you won't know how well you ...

2年以上前 | 0

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Different Nonlinear Equality and Inequality Constraint Tolerances
As @Torsten said, the answer is a simple one. No. But sometimes, no can be a fuzzy word. :-) For example, suppose I have two co...

2年以上前 | 1

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Converging on local minima using ga(). Ways to increase odds of finding global minima.
So big problems take time. Should this be a surprise? More time invested can be a gain, since here it will improve the ability o...

2年以上前 | 1

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Name of islocalmin algorithm
You can read about it here: islocalmin But is there a specific "algorithm" that can be named? It seems a pretty simple algorit...

2年以上前 | 0

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Detrending still leaves a slope
It depends on how you define detrend. Clearly, you have a different definition from me, at least, as well as the author of the f...

2年以上前 | 1

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Operator '*' is not supported for operands of type 'function_handle'.
Too many errors in this code to list them all out. Starting at the beginning... eta_0 = 1 % Initial value of eta That line doe...

2年以上前 | 1

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Why does it take MATLAB so long to print hello world?
To me, this all seems to be making a mountain out of a mole hill. Yes, if you are going to launch MATLAB, even with no gui inte...

2年以上前 | 0

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3D surface triangulation
What is the problem? Just delete any triangles with edges that are long. Since the CRUST code will span that hole, any triangles...

2年以上前 | 0

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How to obtain curve fitting tool startpoints using code? Replicate Curve Fitter Toolbox
I'm sorry, but there is no magic. If you do not supply start points, then fit uses random numbers. This actually has SOME amount...

2年以上前 | 0

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When does an anonymous function reach a specified value?
Since you do not provide a value for a, there is no numerical solution possible. However, as long as the function is a simple ...

2年以上前 | 1

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How to define partial fraction expansion?
You already know about the existence of the function residue.m. Therefore your question is truly to "explain the development" ...

2年以上前 | 0

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Determine adjacent points in a logical matrix
Trivial. Learn to think in terms of MATLAB operations. I've added another 1 in there, just to make it clear what the problem is....

2年以上前 | 0

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How to automatically find the function that linearizes another function.
If, given the function f(x), your problem is simply to find a new function g(x), such that f(x)*g(x) is linear, then it is absol...

2年以上前 | 0

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Attempt to execute SCRIPT interp2 as a function:
Did you mistakenly edit interp2, and then save it, after deleting the function header? Are you POSITIVE there is no script by ...

2年以上前 | 0

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Replacing segmented equations within equation with variables
Literally trivial. For example... syms x y z EQ = y/x + sin(x^2/y^2) simplify(subs(EQ,x,y*z))

2年以上前 | 0

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fit accuracy using custom equation
First, the model you show is not even a valid expression. The parens don't match up. y=a*log(1+exp(x/b))-c) 2 left parens,...

2年以上前 | 0

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I do not understand exit message given by lsqnonlin,
Note that when you have problems that are more than just bounded variables, so any other set of constraints, then it appears lsq...

2年以上前 | 0

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Getting imaginary values as solutions to equations using solve function
P_l=50; v=0.1; k=15; Tm=1375; T0=300; alpha=3.75*10^(-6); E= 190*10^9; h= 100*10^9; G= 150*10^9; nu=0.3; psi= 1- exp(-...

2年以上前 | 0

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I am struggling with integrating a function.
Don't use inline functions. They are slow, inefficient things, introduced long ago, in a galaxy far, far away. Instead use funct...

2年以上前 | 0

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Finding the first 1 in a binary set using optimization
If V is given, then find(V,1) is perfect, and it will not be improved upon. And you say that V is given! So what is your questio...

2年以上前 | 0

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computational complexity of svds
Sorry, but no, we can't tell you why a choice was made. MathWorks does not give out that information. You MIGHT be able to lear...

2年以上前 | 0

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Numbers prediction using advanced matlab code
A neural net will use a random start point in the training. Start from a different set of parameters for the net, and you will g...

2年以上前 | 0

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Kindly help me understand this code, it is a user defined function for multiplying two polynomials
I'm sorry, but that code is complete crapola. Better code might look something like that below. Test it out. p1 = [2 5 3]; p2...

3年弱前 | 0

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Interpolation between 3D data sets. Neural Networks or Other Methods?
What is the "best" method? Impossible to say. To know what defines best, we would need to know EXACTLY what your requirements a...

3年弱前 | 0

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elements >0 are present in matrix only once
Count the number of non-zero unique elements. Count the number of non-zero elements. Are those two numbers the same? In either...

3年弱前 | 0

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How to make contour smooth
As others have pointed out, you don't want to try to make the contours smooth AFTER the fact. Instead you want to smooth the sur...

3年弱前 | 0

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Creating AlphaShape from triangulation dataset
Is there any way? Trivially, yes. Ok, maybe trivial is in the eyes of the writer. I can say this because I have written both 2d ...

3年弱前 | 0

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