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Julián Francisco


Polytechnic University of Madrid

Aktiv seit 2011

Followers: 0   Following: 0

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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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Gelöst


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

fast 12 Jahre vor

Gelöst


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:...

etwa 12 Jahre vor

Gelöst


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

etwa 12 Jahre vor

Gelöst


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

etwa 12 Jahre vor

Gelöst


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

etwa 12 Jahre vor

Gelöst


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 ...

etwa 12 Jahre vor

Gelöst


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...

etwa 12 Jahre vor

Gelöst


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...

etwa 12 Jahre vor

Frage


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...

etwa 12 Jahre vor | 3 Antworten | 0

3

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Frage


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...

etwa 12 Jahre vor | 1 Antwort | 0

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Frage


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...

etwa 12 Jahre vor | 3 Antworten | 1

3

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Frage


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...

mehr als 12 Jahre vor | 2 Antworten | 2

2

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Frage


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...

mehr als 12 Jahre vor | 3 Antworten | 0

3

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Frage


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: <...

mehr als 12 Jahre vor | 1 Antwort | 0

1

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Frage


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

mehr als 12 Jahre vor | 1 Antwort | 0

1

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Beantwortet
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...

mehr als 12 Jahre vor | 0

Frage


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 ...

mehr als 12 Jahre vor | 2 Antworten | 0

2

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Frage


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...

mehr als 12 Jahre vor | 2 Antworten | 1

2

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Frage


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 ...

mehr als 12 Jahre vor | 3 Antworten | 3

3

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Beantwortet
[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...

mehr als 12 Jahre vor | 0

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

mehr als 12 Jahre vor | 0

Frage


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...

mehr als 12 Jahre vor | 2 Antworten | 0

2

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Frage


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...

mehr als 12 Jahre vor | 2 Antworten | 0

2

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Frage


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...

mehr als 12 Jahre vor | 1 Antwort | 0

1

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Frage


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...

mehr als 12 Jahre vor | 2 Antworten | 0

2

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Frage


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...

mehr als 12 Jahre vor | 1 Antwort | 0

1

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Frage


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...

mehr als 12 Jahre vor | 1 Antwort | 0

1

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Beantwortet
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!...

mehr als 12 Jahre vor | 0

Frage


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...

mehr als 12 Jahre vor | 2 Antworten | 0

2

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Frage


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...

mehr als 12 Jahre vor | 1 Antwort | 0

1

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