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Bastian Arturo Romero Mardones


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85 total contributions since 2020

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Answered
Calculation of two less than equal
For the left side it is: n = sqrt(C-1); The other side it is the same.

1 day ago | 0

Answered
Problem in using symsum
syms x k x(1)=-2; x(2)=-1; x(3)=0; x(4)=1; x(5)=2; f(1)=-2; f(2)=-1; f(3)=0; f(4)=1; f(5)=2; for i=0:4 a{i+1}=...

1 day ago | 0

Answered
Plot please help / plot the domain of transfer function
You can try with tf(): more info: https://es.mathworks.com/help/control/ref/tf.html fun = tf([5 30 55 30],[1 9 33 65]); % B(s...

1 day ago | 0

Answered
How can I write the matlab
I made a function that maybe help you: Link: https://es.mathworks.com/matlabcentral/fileexchange/82783-waveform-fourier-series-...

4 days ago | 0

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Piecewise function plot help
The length must be the same x1 = [0:0.1:1]; f1 = zeros(1,numel(x1)); %f1 with the same length as x1 x2 = [1:0.1:3]; f2 = [1/...

4 days ago | 0

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Answered
How to create a periodic function?
You can use this function: https://es.mathworks.com/matlabcentral/fileexchange/83058-continuous-piecewise-function-linear-funcio...

4 days ago | 0

Answered
Error Message: valid interpreter syntax
add in xlabel() xlabel(filename,'Interpreter','none')

4 days ago | 0

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Answered
Show filtered column of a cell array based on filtered cell header
Hi :D data= {'A' ,'B' ,'C';'1', '2', '3';'1' ,'2', '3';'1', '2', '3'}; fprintf("input with a space \n") %Example: a b or a c...

4 days ago | 0

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Answered
solving for an unknown variable when given the rest
syms V y = 0.05; k = 0.0806; v = 90; N = 4; h = solve(y == 1/((1+k*(V/v))^N),V) %multiplication sign missing you only shou...

5 days ago | 1

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Answered
How to use loop to reduce the code?
you can try with cell clc clear syms t sigma r = -4; w = 2; a = 1; b = 1; W = 1; x_2 = 1 A_sin = 1; A_sigma = [0,1;-w...

5 days ago | 0

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Answered
How to eliminate standalone 1 or 0 in binary matrix
You only need a loop and correct conditional statement, the conditional can be: if(A(n) ~= A(n+1) && A(n) ~= A(n-1) && A(n) == ...

6 days ago | 0

Answered
How to create hatched fill pattern histograms?
hello. You can try with the function in this url: https://es.mathworks.com/matlabcentral/fileexchange/1736-hatched-fill-patter...

7 days ago | 0

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Answered
numerator , denominator, Transfer function,Equation
You just need to enlarge the block

7 days ago | 0

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Answered
Calling a user-created function in a different script
You can call a function in your folder for example if your function is: function x = mulx2(y) x = 2*y; end from the main fi...

7 days ago | 1

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Answered
why is my vector bigger than how I created
Because the values are saved from space 11 onwards. You must change n+1 in sumvec() n+1 = 11 -- n-9 = 1 sum = 0 sumvec = [] ...

8 days ago | 0

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Answered
Creating a Matrix of random numbers
A long way bits= randi([-1 1],20,20); [r,c,~] = size(bits); count = 1; while count < (r*c)+1 bits = reshape(bits...

8 days ago | 0

Answered
Why am I not able to plot the error vs iterations?
You can store the data of (Z-z) in a vector: for ... zz(i) = (Z-z) if abs(zz)<10^(-6) break end end... ...

8 days ago | 0

Answered
Bit wise operation of And and XOR together
The binary operation is between two values logics or values of 0's and 1's. In your code some logics operation are done between ...

8 days ago | 0

Answered
how to graph using loop?
You must change this: clear all a = 1 vectori = []% ?? areavec = [] figure; for i = 0:20 a = a + a areavec(i+1) ...

8 days ago | 0

Answered
create a bar graph
Here there is an example: c = categorical({'Jan ','feb','March '}); y = [2000 3000 4000]; bar(c,y) More info: <https:/...

8 days ago | 0

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Answered
Comparing elements of two matrices
You should try with loops, conditionals and reshape your matrix . A = [1 2;3 4]; [r,c] = size[A]; A = reshape(A, [1 r*c]) %wi...

9 days ago | 0

Answered
Invalid expression. When calling a function or indexing a variable, use parentheses. Otherwise, check for mismatched delimiters.
you should add a parenthesis in V_Ba % Given syms theta; R = 20; L = 80; H = 38; theta_1a = 104.720; % Equation for the v...

9 days ago | 0

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Answered
Using each value in my array in an equation to see how the "y" value changes with "x"
you should change this y=(4560*2)./((pi*2)*(16-x.^2)) % / --> ./

9 days ago | 0

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Answered
How to pick out single occurring elements of an array
you can try with a conditional and counter: count = 0; l = 1; for n=1:length(A) for m = 1:length(A) if(A(n) == ...

10 days ago | 0

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Answered
How to insert the coding of t^2 power in MATLAB command window
t^2 %for scalar %Example: t = 2; t^2; ans = 4 t.^2 %for matrix %Example: t = [1:12]; t.^2; ans = 1 4 ...

10 days ago | 0

Answered
How to vectorize if statement
you can try: [aSortV,aSortI] = sort(c,'ascend'); f = 0; if(m < 7 && m < sm*0.3) f = aSortI(1); end

10 days ago | 0

Answered
Consecutive count of values based on multiple conditions
you should try with a series of if..else. For example: for i = length(output) if(pbehind(i) > 1.5 && pbehind(i-1) == 0) o...

10 days ago | 0

Answered
Cell array Numeric data splitting
I think you don't need to use "cell" for C {j}, however you can use "cell" for V {j}. something like that: clearvars; clc; N...

10 days ago | 0

Submitted


Continuous Piecewise Function (Linear) (Función por partes)
With this function you can generate a Piecewise linear graph only with the points that unit the functions.

10 days ago | 2 downloads |

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Answered
how to read the certain row and column from the cell array?
Example: x = [2 3 3 4 45] x(1:3) ans = 2 3 3 y = [8 90 79 23 4 34] y(4:6) ans = 23 ...

10 days ago | 0

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