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Jesús Zambrano


MathWorks

328 total contributions since 2018

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Answered
Simulink model 'to workspace' output
Hi Mohsina, I see T_u matrix is loaded in you model using the From Workspace block. In this case each row of the matrix has tim...

9 days ago | 0

Answered
How to import a transfer function from workspace into simulink?
Hi Azam, One possible solution is: Create a transfer function in the workscape: for example, type in the command window F = t...

24 days ago | 0

Answered
Algebraic Loop in Simulink, missing datas
Hi, I see you have tried to introduce delays. Since you say it can only be solved in a loop (so it is not possible to solve the...

2 months ago | 0

Answered
Simulink model takes lot of time to save
Hi Barghav, Please find below some recommendations you can find in the MathWorks documentation: Modifying and Simplifying Yo...

2 months ago | 0

Answered
Why model referencing slows down the simulation?
Hi Nicolas, By default, Simulink uses 'normal mode' to simulate a reference model. Normal model means that the model is simulat...

3 months ago | 0

Answered
Solve system of equations give wrong solution
Hi Abdullah, When using vpasolve, try (if possible) to include a good guess of the solution (X0). The X0 is optional, if no val...

3 months ago | 0

| accepted

Answered
How to change the legend in simulation data inspector?
Hi Udhaya, Here I write you some possible solutions/suggestions to your questions: 1) The Simulink Data Inspector use as lege...

3 months ago | 0

Answered
Matlab Online no reconoce credenciales de mail de facultad. falta algun dato o permiso?
Hola Patricia, Por favor, ve al siguiente enlace: https://se.mathworks.com/support/contact_us.html y haz click en "Create Se...

3 months ago | 0

Answered
figure - plot, semilogx, loglog, ...
Hi Robin, Indeed, those codes give the same results. If you know in advance that your plot should have one or both axes in lo...

3 months ago | 0

Answered
fitting of a sinusoid
Hi Anik, Try to use the Piecewise Cubic Hermite Interpolating Polynomial (PCHIP) function. The function pchip does not include ...

3 months ago | 0

Answered
Algebric loop Error in a feedback
Hi Abhay, I share with you some content from documentation regarding algebraic loops: When a model contains an algebraic loop,...

3 months ago | 0

Answered
How to join two line plots
Hi Ganesh, To find the extreme point of a set of points (x1,y1) you could try: [maxy1, indexy1] = max(y1); x1(indexy1); If ...

3 months ago | 0

Answered
How to implement first order low pass filter in Matlab?
Hi Raja, Since your input has a delay, then the input can be expressed as, say u(t)=f(t-a), where a is the time delay you menti...

3 months ago | 0

| accepted

Solved


Change matrix to vector2
From x = 4 3 5 1 5 1 To y = 4 3 5 1 ...

7 months ago

Solved


Cumulative product of a vector
Cumulative product of a vector example x=[1 2 5 10], then answer must be [ 1 2 10 100] *If you like this prob...

7 months ago

Solved


Extract a specific part of matrix!
In the given matrix, extract element that have odd rows and column number. For example A=[1 4 2 3 5] B=extractodd(A);...

7 months ago

Solved


Rotate Matrix Depending on the input
Rotate matrix (CounterClockwise) via 90, 180 or -90 depending on the input Ex. a = [1 2 3; 4 5 6; 7 8 9] b = 90; ...

7 months ago

Solved


Create tangent function out of sine function only
Please don't use cosine and tangent functions

7 months ago

Solved


Create tangent function out of cosine only
Please don't use tangent and sine functions

7 months ago

Solved


Create sine function out of cosine
Please don't use sin(x) directly

7 months ago

Solved


What's size of TV?
Many people buy TV. Usually they ask about diagonal. But also important are width and height. Let's assume that all TV have rati...

7 months ago

Answered
fsolve problem
You can try with the function solve. For example, to force getting real solutions: syms x eqn = x^5 == 3125; solve(eqn, x) %...

7 months ago | 0

Solved


Project Euler: Problem 5, Smallest multiple
2520 is the smallest number that can be divided by each of the numbers from 1 to 10 without any remainder. What is the smalle...

7 months ago

Solved


Love triangles
Given a vector of lengths [a b c], determines whether a triangle with non-zero area (in two-dimensional Euclidean space, smarty!...

7 months ago

Solved


Find the area of a triangle
Given a triangle with a base b and height h, return the triangle area.

7 months ago

Solved


Area of a circle
Given the radius x, y would be the area of a circle. Pi = 3.1416

7 months ago

Solved


Replacing a row
For matrix G=[1 2 3; 4 5 6; 7 8 9] Replace the 2nd row with 8s **remember to create matrix G

7 months ago

Solved


Matlab Basics II - Free Fall
An object freely falling from rest under gravity covers a distance x given by: x = 1/2 gt^2 write a function that calculat...

7 months ago

Solved


Remove the Zero
Given an array n, remove all zeros

7 months ago

Solved


Ratio between sum of primer numbers and non-prime numbers
Write a function that calculates the ratio between the sum of the prime numbers lower or equal than x, and the sum of the non-pr...

7 months ago

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