# Alberto Cuadra Lara

Web: https://acuadralara.com Pre-doctoral researcher in Fluid Mechanics

**Programming Languages:**

Python, MATLAB

**Spoken Languages:**

English, Spanish

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**16** Answers

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**Content Feed**

How to take a "differential equation" as input from user in matlab appdesigner?

Hi Himalay, As @Walter Roberson commented, support of character vectors and strings will be removed in a future release. Anyway...

16 días ago | 1

To save plots without showing them on the screen

Hi Vahid, Just set the property 'visible' of the object figure to 'off'. f = figure('visible','off'); hold on for k=1:length...

18 días ago | 0

| accepted

Submitted

Finite Volume Methods 1D - educational

Finite Volume Methods 1D for Linear Systems and Non Linear Equations.

20 días ago | 20 downloads |

how can i call vector and their element at a time for comparision

Hello Chaudhary, I see... Okay so you need to use the eval function, but it will be much slower. % Input Fr1 = [0.8147; 0.905...

20 días ago | 0

how can i call vector and their element at a time for comparision

Hi Chaudhary, A loop using the function any will be my approach. % Input Fr1 = [0.8147; 0.9058; 0.1270; 0.9134; 0.6324]; Fr...

20 días ago | 0

| accepted

Submitted

Interactive intersection circles

Plot circles until the user right-clicks. If the circles intersect, they will change to the same random color.

21 días ago | 2 downloads |

I would like my code to allow the user to plot as many circles as they want until the user right clicks, if the circle plotted intersects any other circle it must change color

Hello Brock, As other members of the community have pointed out, there were few conditions missing. I have reorganize your scri...

21 días ago | 0

Error message: Too many input arguments

Maybe the round function was not compatible with symbolic variables on previous version. Try this approach: Convert matr to f...

27 días ago | 1

| accepted

Error message: Too many input arguments

Hi Quy! What version of MATLAB are you using? Your code works in MATLAB 2021b syms A1 B1 A2 B2 A3 B3 A4 B4 eq1 = A1*log(4)+...

27 días ago | 1

Submitted

Combustion Toolbox

A MATLAB-GUI based tool for solving gaseous combustion problems

alrededor de 1 mes ago | 39 downloads |

Why does it return 0 value? (Plotting fourier series)

Hello Tu, Check the definition of F_0, it's empty clc clear all close all L = 1; syms x n = [-4:4]; rectn = rectangula...

3 meses ago | 0

How can I Plot Curves all starting at a specific Point (0;900).?

Hi Andy, if I have understood correctly this should work % MATLAB Answers: How can I Plot Curves all starting at a specific P...

3 meses ago | 0

| accepted

How to remove the number 0 between index1 & index2 ?

Hi Seungkuk, There you have it. The tricky thing here is that you have to create a vector of the same length as your input, who...

4 meses ago | 0

| accepted

plot is showing blank

Hello Kundan, Some comments: H1, I could not find the value in the paper. See Ref 22. and verify the value. R_T is the para...

5 meses ago | 0

| accepted

plot is showing blank

Hello again Kundan, I have to go and couldn't find the exact error. Some comments: Check the value of the constants and unit...

5 meses ago | 0

Insert Mathlab figure in Latex

Hello Telema, It appears that the Latex compiler you are using could not find the file. Usually empty spaces give errors. Try r...

5 meses ago | 0

| accepted

Save app designer UITree to .mat file?

Hello Rod, maybe this small app can help you. This code creates an GUI that contains initially a UITree component with different...

6 meses ago | 0

What do I have to fix the plot to make it work?

As @Sulaymon Eshkabilov has said, the formulation has some kind of typo. Check the definition of mu first, e.g., is the last ter...

7 meses ago | 1

How can I define a foor loop in which there is a bootci function?

I have not checked all the code, but that error is because you are not declaring the inputs well. Use { } inside bottci function...

7 meses ago | 0

| accepted

Submitted

UIFeedback

Generate an object to get Feedback from your users/customers

7 meses ago | 1 download |

Submitted

RANS turbulent channel flow

RANS simulation of a turbulent channel flow solved with different models (0 to 2 transport equations)

7 meses ago | 9 downloads |

Solved

The Piggy Bank Problem

Given a cylindrical piggy bank with radius g and height y, return the bank's volume. [ g is first input argument.] Bonus though...

7 meses ago

Question

Find matches without repetition from two cell arrays + extra condition

Hello, In order to reduce the size of a matrix I need to find all the elements of the periodic table (patterns - cell 1) of all...

más de 3 años ago | 1 answer | 0

### 1

answerSolved

Column Removal

Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

casi 4 años ago

Solved

Find the sum of all the numbers of the input vector

Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

casi 4 años ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]

In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

casi 4 años ago

Solved

Times 2 - START HERE

Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

casi 4 años ago