Community Profile

photo

Bastian Arturo Romero Mardones


Last seen: Today
77 total contributions since 2020

Bastian Arturo Romero Mardones's Badges

  • Knowledgeable Level 3
  • First Submission
  • Solver
  • First Answer
  • First Review

View details...

Contributions in
View by

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...

circa un'ora ago | 1

| accepted

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...

circa 5 ore ago | 0

| accepted

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) == ...

2 giorni 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...

3 giorni ago | 0

| accepted

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

3 giorni ago | 0

| accepted

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...

3 giorni ago | 1

| accepted

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 = [] ...

3 giorni ago | 0

| accepted

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...

3 giorni 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... ...

3 giorni 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 ...

3 giorni 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) ...

3 giorni 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:/...

4 giorni ago | 0

| accepted

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...

4 giorni 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...

5 giorni ago | 0

| accepted

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)) % / --> ./

5 giorni ago | 0

| accepted

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) == ...

5 giorni ago | 0

| accepted

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 ...

5 giorni 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

5 giorni 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...

5 giorni 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...

5 giorni 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.

6 giorni ago | 1 download |

Thumbnail

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 ...

6 giorni ago | 0

| accepted

Answered
How to insert numbers into a empty vector in a loop
You can try: function [x0ut,count] = sqra(mIn,sIn) while counter=counter+1; count(counter)=counter; x(...

7 giorni ago | 0

Answered
delete zero elements from vector
You can use: k(k==0) = []; k(length(k)+1:length(k)+2) = k(1,length(k));

7 giorni ago | 1

Answered
If Statement to identify integer
N is your number. if(mod(N,1) == 0) fprintf("i% is a integer \n", N); else N = ceil(N) end

7 giorni ago | 0

Answered
How to plot f: y=e^-x.sin^2x function in matlab?
You should try this x = 0:1e-3:10 y=exp(-x).*sin(x).^2; plot(x,y)

7 giorni ago | 0

Answered
how can i remove a part from stairs graph ?
With the xlim() and ylim() command you can see from 2.7 to 6 a=[0;1; 2; 3]; b=[0;2.7;5.2;4.5]; figure stairs(b, a, 'LineWidt...

7 giorni ago | 0

| accepted

Answered
why wont my code show my line in the plot?
you should change the last line r=1.1;c=1.2;po=80.;qo=700.; rqo=r*qo;rc=r*c; t1=linspace(0.,0.2,10); t2=linspace(0.2,0.8,10)...

7 giorni ago | 0

Answered
From which elementary functions does the waveforms consists of and compose them in the variable final
You can try use equation of a line: m = ((y2-y1)/(x2-x1)); y = m*(x-x1))+y1); %x Can be your "t" and build the signal by sect...

7 giorni ago | 0

Answered
Accessing entries of symfun
you can try with formula(): clear all close all clc syms psi(x_1, x_2, x_3) syms E nu u_1 = diff(psi, x_1, 1); u_2 = dif...

7 giorni ago | 0

| accepted

Load more