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Jean-Baptiste Lanfrey

MathWorks

Last seen: 10 jours il y a |  Actif depuis 2012

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import a certain text file .txt from a specific folder
You can try the fullfile function. Something like this should work: folder = 'C:\Users\Alberto\....'; % folder where the .txt ...

environ 2 ans il y a | 0

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Project Euler: Problem 1, Multiples of 3 and 5
If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23...

presque 3 ans il y a

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Link Axes in App Designer
You can use the linkaxes command like this: plot(app.UIAxes,rand(100,1)); plot(app.UIAxes2,rand(100,1)); li...

presque 3 ans il y a | 0

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Convert MATLAB internal function to Python
What about generating a Python Package from your MATLAB function? https://www.mathworks.com/help/compiler_sdk/gs/create-a-pytho...

presque 3 ans il y a | 0

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How to programmatically modify substructure with arbitrary number of levels?
If I understand correctly, all you need is to use the setfield command, for example: modified_struct = setfield(original_struct...

presque 3 ans il y a | 0

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How would you loop through a vector and create new vectors (groups) based the condition of similar values per index
Something like this should work. nums = [1 2 3 1 3 3 1 2 2 3 2 1 3]; groups...

presque 3 ans il y a | 0

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Draw 'O' !
Given n as input, generate a n-by-n matrix 'O' using 0 and 1 . example: n=4 ans= [1 1 1 1 1 0 0 1 ...

plus de 4 ans il y a

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Draw 'E'
Draw a x-by-x matrix 'E' using 1 and 0. (x is odd and bigger than 4) Example: x=5 ans= [1 1 1 1 1 1 0 0 0 0 ...

plus de 4 ans il y a

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Draw 'D'.
Draw a x-by-x matrix 'D' using 0 and 1. example: x=4 ans= [1 1 1 0 1 0 0 1 1 0 0 1 1 1 1 0]

plus de 4 ans il y a

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Who Has the Most Change?
You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...

plus de 6 ans il y a

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How to subtract?
*&plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn* * Imagine you need to subtract one...

plus de 7 ans il y a

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Simscape Language Equations, Pretty Print
MATLAB code for displaying Simscape language equations in a format that is easy to read.

plus de 8 ans il y a | 1 téléchargement |

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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:...

environ 9 ans il y a

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Make a half wave rectifier
Produce a signal that outputs the given sine wave source when it is greater than zero and outputs zero when it is less than zero...

environ 9 ans il y a

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Connect blocks in a model
Connect the blocks in the model to produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/connect-blocks...

environ 9 ans il y a

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Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Example...

environ 10 ans il y a

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Find the numeric mean of the prime numbers in a matrix.
There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

environ 10 ans il y a

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Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...

environ 10 ans il y a

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Free passes for everyone!
_Simply return the name of the coolest numerical computation software ever_ *Extra reward* (get a _freepass_): As an addit...

environ 10 ans il y a

Réponse apportée
hai, i want to know in which version of simscape pneumatic system tool box is available.Currently i am using R2009a it is not available
Hi, the pneumatic library has been introduced in release R2009b. Regards Jean-Baptiste

plus de 10 ans il y a | 0

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Summing digits
Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...

environ 11 ans il y a

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Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

environ 11 ans il y a

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Back and Forth Rows
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...

environ 11 ans il y a

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Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

environ 11 ans il y a

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Find the hypotenuse
Given a and b (the two sides of a right-triangle), find c, the hypotenuse.

plus de 11 ans il y a

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Check if sorted
Check if sorted. Example: Input x = [1 2 0] Output y is 0

presque 12 ans il y a

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

presque 12 ans il y a

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Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

presque 12 ans il y a

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Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

environ 12 ans il y a

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Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

environ 12 ans il y a

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