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Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

alrededor de 4 años hace

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Return the first and last character of a string
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

alrededor de 4 años hace

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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...

alrededor de 4 años hace

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Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to <http://www.mathworks....

alrededor de 4 años hace

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Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

alrededor de 4 años hace

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Check if number exists in vector
Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...

alrededor de 4 años hace

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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...

alrededor de 4 años hace

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Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...

alrededor de 4 años hace

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Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

alrededor de 4 años hace

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Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

alrededor de 4 años hace

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Length of the hypotenuse
Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle. <<https://i.imgu...

alrededor de 4 años hace

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Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

alrededor de 4 años hace

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Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2...

alrededor de 4 años hace

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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...

alrededor de 4 años hace

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Return area of square
Side of square=input=a Area=output=b

alrededor de 4 años hace

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Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

alrededor de 4 años hace

Respondida
Taking values from a Matrix and Inputting into an equation, using Loops
Hello Omar If you want to replace "y" with one of the values in "A", you can do it the following way: A = 1:7; syms x y eq...

más de 4 años hace | 0

Respondida
Hello, I'd like to define this function. Any help please?
Im not entirely sure if this is what you are looking for. syms x u = @(x) func(x) function y = func(x) if 1 <=...

más de 4 años hace | 0

Respondida
For loop problem for automatisation
My error code is: Index in position 2 exceeds array bounds (must not exceed 5). Error in main (line 17) y = matriceVal...

más de 4 años hace | 1

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plot all the values of a for loop
As far as i can see, you need to put the plot command inside the loop. I have attached a modified version

más de 4 años hace | 0

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how to get this in smulink
There is a block called "Magnitude Squared", that does exacly that.

más de 4 años hace | 0

Pregunta

Transform polynomium equation into multiple coefficient equations
Hello I want to match coefficients from 2 polynomiums: syms x syms a [3,1] syms alpha beta gamma eq = (1-alpha)*x^2 + (1...

más de 4 años hace | 0 respuestas | 0

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How to count the number of "" true "" and ""false"" in matrix
You can do something like this: a = [ true true false true true true true true false false true false false true true ] ...

más de 4 años hace | 1

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How can i vectorize this loop?
@Rik told me to move my comment to the answer section, i hope he ment copy-paste :) I don't know if you can vectorize that, sin...

más de 4 años hace | 0

Pregunta

Simulink: Product block forces wrong dimension size
Hello all I have a bit of a problem. My simulink model has an dimension error, but i cant understand why. I need to perform ...

más de 4 años hace | 1 respuesta | 0

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Respondida
linear equation without coefficients
I think the polyfit command is what you are looking for. It should work like this k = polyfit(x,y,1) a = k(1) b = k(2)

más de 4 años hace | 1

Respondida
Create Matrix using only zeros and ones
This should do it for the first matrix A = zeros(4,4); A(:,1) = 1; % set column 1 to 1 A(:,3) = 1; % set column 3 to 1 disp(...

más de 4 años hace | 0

Respondida
How to put rows of a matrix in another matrix column?
data = rand(243938,1); % generate test data n = 2; % Columns in Y Y = nan(100,n); % initiate Y % method 1, using forloo...

más de 4 años hace | 0

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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:...

más de 4 años hace

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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]; ...

más de 4 años hace