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Julián Francisco


Polytechnic University of Madrid

Con actividad desde 2011

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MSc Aerospace Engineer. My skills about programming languages are C, Fortran, Maple and Matlab.
Professional Interests: Scientific Computing, Programming Languages, Aerospace Engineering

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Resuelto


Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

casi 12 años hace

Resuelto


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 12 años hace

Resuelto


Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

casi 12 años hace

Resuelto


Add two numbers
Given a and b, return the sum a+b in c.

casi 12 años hace

Resuelto


radius of a spherical planet
you just measured its surface area, that is the input.

casi 12 años hace

Resuelto


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 12 años hace

Resuelto


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 12 años hace

Resuelto


How to find the position of an element in a vector without using the find function
Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...

casi 12 años hace

Pregunta


Matrix multiplication (best computational approach)
I have to make a coordinates transformation between two reference systems (axes). For it, three matrices (3x3) have to be multip...

casi 12 años hace | 3 respuestas | 0

3

respuestas

Pregunta


Hide maximize/minimize and close buttons for a figure window
I have a figure window and I want to remove the maximize/minimize and close buttons of it. I can not use any type of Java contai...

alrededor de 12 años hace | 1 respuesta | 0

1

respuesta

Pregunta


Matlab ResizeFcn callback
I am worried about the look and feel of my GUI designed with Matlab. In concrete, I do not like how the figure window resizing i...

alrededor de 12 años hace | 3 respuestas | 1

3

respuestas

Pregunta


Absolute and relative tolerance definitions
I am trying to understand the following Matlab definitions for RelTol and AbsTol parameters: RelTol — This tolerance is a m...

alrededor de 12 años hace | 2 respuestas | 2

2

respuestas

Pregunta


Zooming in and out removing
I am using the rotate3d function to allow 3D rotation of a sphere through the mouse movement. However, when I rotate it, it zoom...

más de 12 años hace | 3 respuestas | 0

3

respuestas

Pregunta


Marker transparency
I would like to know if there is possible to set the transparency of a line marker to opaque in order to improve my animation: <...

más de 12 años hace | 1 respuesta | 0

1

respuesta

Pregunta


Animation improvement
I have written a code to create an animation: <http://www.mathworks.com/matlabcentral/answers/24642-invalid-object-handle-error/...

más de 12 años hace | 1 respuesta | 0

1

respuesta

Respondida
Invalid object handle error
Finally, I have found that there was a cla command line, which was the guilty of the error, in the main program before the surfa...

más de 12 años hace | 0

Pregunta


Invalid object handle error
I have the following code which is a graphic rendering of the movement of a satellite around the Earth. function ex global ...

más de 12 años hace | 2 respuestas | 0

2

respuestas

Pregunta


Updating a string inside a callback
The following code is a graphic rendering of the Earth globe spinning eastward. I have two push buttons, Spin and Stop. Both sha...

más de 12 años hace | 2 respuestas | 1

2

respuestas

Pregunta


Feedback for me
Hi community members. In the last weeks, I have found my questions are not getting answers. This makes me ask myself if perhaps ...

más de 12 años hace | 3 respuestas | 3

3

respuestas

Respondida
[DISCONTINUED] Wish-list for MATLAB Answer sections.
I would like to propose an "achievements" system similar to existing one for other Q&A sites (for example <http://stackoverflo...

más de 12 años hace | 0

Respondida
Multicolumn legend
Here is my solution for a legend which has a 'SouthOutside' location (I have supposed that the axes graphic object has 'normaliz...

más de 12 años hace | 0

Pregunta


Multicolumn legend
I would like to be able to create a legend to have a number of columns given (for default the legend function has an unique colu...

más de 12 años hace | 2 respuestas | 0

2

respuestas

Pregunta


FontSize for the image's legend
I have the following code: X = 0:pi/100:0.25*pi; Y1 = sin(X); Y2 = cos(X); Y3 = tan(X); fh = figure('toolba...

más de 12 años hace | 2 respuestas | 0

2

respuestas

Pregunta


Excel header title from html code
I have a GUI with an uitable whose header's title (variable "header") uses html code. I want to export the uitable data (include...

más de 12 años hace | 1 respuesta | 0

1

respuesta

Pregunta


Html code used along with Matlab
I have recently found that Matlab can use LaTeX character sequences. However, they only can be used by the functions text, title...

más de 12 años hace | 2 respuestas | 0

2

respuestas

Pregunta


Automatic choice of graphics format file for print command
I have the following code: X = 0:pi/100:2*pi; Y = sin(X); fh = figure('toolbar','none','menubar','none','Units','characte...

más de 12 años hace | 1 respuesta | 0

1

respuesta

Pregunta


Size and resolution from an image saved as a graphic format file
I have the following code to save a plot to a graphics format file. My problem is with the image obtained. If I save the image a...

más de 12 años hace | 1 respuesta | 0

1

respuesta

Respondida
Please Help in MATLAB .
The trigonometric function sin(x) can be approximated by the infinite series sin(x) = x^1/1! – x^3/3! + x^5/5! – x^7/7! + x^9/9!...

más de 12 años hace | 0

Pregunta


Save a plot to a graphics format file
I am designed the following GUI where there are an axes. I want to save the plot drawn inside them to a graphics format file. Ho...

más de 12 años hace | 2 respuestas | 0

2

respuestas

Pregunta


Export uitable's data to a spreadsheet Excel
I have designed a GUI which has an uitable and a push button which, when is pressed, allows to export the uitable's data to an E...

más de 12 años hace | 1 respuesta | 0

1

respuesta

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