# 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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**1** Question

**16** Answers

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RANK**7.860** of 17.763

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CONTRIBUTIONS**5** Files

DOWNLOADS **74**

ALL TIME DOWNLOADS**598**

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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...

14 giorni 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...

16 giorni ago | 0

| accepted

Submitted

Finite Volume Methods 1D - educational

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

18 giorni ago | 21 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...

18 giorni 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...

19 giorni 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.

19 giorni 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...

19 giorni 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...

25 giorni 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)+...

25 giorni ago | 1

Submitted

Combustion Toolbox

A MATLAB-GUI based tool for solving gaseous combustion problems

circa un mese ago | 41 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 mesi 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 mesi 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 mesi 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 mesi 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 mesi 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 mesi 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 mesi 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...

6 mesi 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 mesi ago | 0

| accepted

Submitted

UIFeedback

Generate an object to get Feedback from your users/customers

7 mesi 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 mesi 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 mesi 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...

oltre 3 anni 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 ...

circa 4 anni 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 ...

circa 4 anni 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...

circa 4 anni 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:...

circa 4 anni ago