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how to count the total number of recursion ?
The problem is that you're not passing |num| to |collatz|, so how can it know how many times it has been called? Here is a versi...

約11年前 | 1

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Add values to a Matrix
If you're trying to collect all the values for the inner loop ( |for i=1:fil| ), you could try putting M = []; above the...

約11年前 | 0

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Plotting 10 graphs with different colors and markers
There is a table in <http://www.mathworks.com/help/matlab/ref/linespec.html LineSpec (Line Specification)> with 13 different mar...

約11年前 | 0

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Unnest a Matrix of strings
If I understand what you're trying to do, you can't do it. A 3x3 matrix of strings looks like this: ['abc';'def';'ghi'] ...

約11年前 | 1

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Simple question about plotting a convolution
Your code will give you a vector of length |length(y1)+length(y2)-1|, so you'll get an error if you plot it against |x| (which i...

約11年前 | 0

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Inner matrix dimensions must agree.
Note the top error statement: Inner matrix dimensions must agree. Have you tried testing these functions with vector arg...

約11年前 | 0

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Help on sign function argument
Use 2*sign(x-0.01)-1

約11年前 | 0

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How to Create Libraries in Matlab?
The simplest approach would be to put the functions in their own folder and add that folder to the <http://www.mathworks.com/hel...

約11年前 | 1

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Make Smooth Curves using the points
The reason your points are not connected is that you are plotting them one at a time. You need to create some vectors and plot t...

約11年前 | 0

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How to reproduce MATLAB's normal distribution random numbers?
I did a quick search, and found <https://github.com/numpy/numpy/issues/2047 Patch with Ziggurat method for Normal distribution (...

約11年前 | 0

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Calculation from user input with blank cells
The answer depends on how you would calculate the ratio |Mo| for fewer gears. If, say, the user omits Gear 3, do you want to sim...

約11年前 | 0

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how to find the minimum value based on two independent value
I'm going to assume you're really trying to minimize a function of two variables and show how you can explore it to get some ins...

約11年前 | 0

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Issue finding numerical error (problem with MATLAB's precision?)
That pesky MATLAB - getting more accurate all the time! Here is an example that I got from the blog article <http://matlabgeeks....

約11年前 | 0

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Add folders and subfolders to projrct through script
See <http://www.mathworks.com/help/matlab/ref/mkdir.html mkdir>.

約11年前 | 0

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Accessing Cell Array elements
I'm not sure I understand all the details of what you are trying to do, but I can show you with an example how to modify the sec...

約11年前 | 0

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symbolic cubic polynomial solver
I ran the same code and got 3 solutions: syms x a xsols = solve(x^3+x^2-x+a,'real',true); size(xsols) ans = ...

約11年前 | 0

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what is the equivalent matlab function for the operator || || ?
You're probably referring to the <https://en.wikipedia.org/wiki/Matrix_norm matrix norm>, which is a generalization of the idea ...

約11年前 | 0

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Subscripts in MATLAB Legends
I'm beginning to think you should submit a bug report. However, maybe you'll get more consistent results with h=legend('$e_...

約11年前 | 1

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How is it possible that matlab solves two simultaneous equations which have relation to each other? I am very new with matlab and can not get it done. I want to solve several equations with the euler method bot always get errors.
You could just write Pg = 1; but a better way, since you know how large the vector will be, is to preallocate the memor...

約11年前 | 0

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How Can I establish a raking scale of variables within an array?
Your ranking scheme is somewhat unusual because usually the ranking does not have any gaps in it. That would be easy to implemen...

約11年前 | 0

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Matrices with Polynomial Entries functions
Maria, is the matrix inverse your goal, or are you using it for some other purpose? A common mistake is to solve a linear equati...

約11年前 | 0

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Use dynamic "offset" in a for-loop
It would be better to use a |while| loop to increment |t| directly: t = window; while t < numel(m) % increment t ...

約11年前 | 0

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Stop permanently execution of codes under a Callback using another Callback
Reena, have a look at <http://www.mathworks.com/matlabcentral/answers/101649-how-can-i-interrupt-a-callback-and-not-come-back-to...

約11年前 | 0

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Extract certain rows from matrix
Assuming you read the other data file into |another_matrix|, the answer is extracted_data = another_matrix(loc); I sugge...

約11年前 | 0

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How can I plot using a string in MATLAB?
It's not necessary to have all those conditional statements. Just use indexing: function plotting_fcn(idx) % Note: idx cou...

約11年前 | 1

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Is it possible to solve a pair of two equations for four unknowns
Since the answer is not unique, just pick x=y=1 and solve the linear equation to get A and B: [12.12 2.35; 8.55 6.44]\[6.20...

約11年前 | 0

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Amplitude adjustment on integral
Just calculate the integral (see <http://www.mathworks.com/help/matlab/ref/integral.html integral>), say q = integral(fun,x...

約11年前 | 0

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LaTeX interpreter on a legend
You could try setting the interpreter to LaTeX: legend(ar, 'Location','best','Interpreter','latex') For this to work...

約11年前 | 1

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Index out of bounds
The variable name |filename| is probably |char|, not numeric. Suppose you define filename = '12'; Then if you view the s...

約11年前 | 1

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inflection point on sum of sinusoids
If you define a vector A = [A1 A2 ... An], and analogous vectors |w| and |p|, then in MATLAB y = sum(A.*sin(w*t+p)); and...

約11年前 | 1

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