Community Profile

# Jesús Zambrano

### MathWorks

325 total contributions since 2018

View details...

Contributions in
View by

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...

alrededor de 18 horas ago | 0

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...

19 días ago | 0

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...

21 días ago | 0

| accepted

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...

21 días ago | 0

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...

21 días ago | 0

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...

21 días ago | 0

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

21 días ago | 0

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,...

21 días ago | 0

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 ...

23 días ago | 0

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...

27 días ago | 0

| accepted

Solved

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

5 meses 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...

5 meses 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);...

5 meses 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; ...

5 meses ago

Solved

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

5 meses ago

Solved

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

5 meses ago

Solved

Create sine function out of cosine

5 meses 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...

5 meses ago

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) %...

5 meses 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...

5 meses 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!...

5 meses ago

Solved

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

6 meses ago

Solved

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

6 meses 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

6 meses 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...

6 meses ago

Solved

Remove the Zero
Given an array n, remove all zeros

6 meses 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...

6 meses ago

Solved

Ratio between sum of primes and sum of factors
Write a function that calculates the ratio between the sum of primes numbers lower or equal to x, and the sum of the factors of ...

6 meses ago

Solved

07 - Common functions and indexing 6
Create a variable _m_ as a magic square with the size 6 x 6 Magic squares are defined as square matrices, where the sum of a...

6 meses ago

Solved

Return unique values without sorting
If the input vector A is [42 1 1], the output value B must be the unique values [42 1] The *values of B are in the s...

6 meses ago