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Feeds
A résolu
Given a matrix, swap the 2nd & 3rd columns
If a = [1 2 3 4; 1 2 3 4; 1 2 3 4; 1 2 3 4]; then the result is ans = 1 3 2 4 1 3 2...
plus de 4 ans il y a
A résolu
matrix zigzag
Unfold a 2-D matrix to a 1-D array in zig-zag order, e.g., for matrix [ 1 2 3 ; 4 5 6 ; 7 8 9 ] the resulting 1-...
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A résolu
Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.
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A résolu
Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...
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A résolu
Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...
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A résolu
Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.
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A résolu
Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]
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A résolu
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...
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A résolu
Get the length of a given vector
Given a vector x, the output y should equal the length of x.
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A résolu
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 ...
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A résolu
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...
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Question
Block-diagonalization of a matrix
Hello everyone, It is possible to block-diagonalize a matrix in Matlab? I have a matrix composed of 1x1, 2x2 and 3x3 blocks ...
plus de 6 ans il y a | 1 réponse | 1
1
réponseQuestion
Sort eigenvectors matrix.
Hello, I have a block diagonal matrix called G. I have diagonalized this matrix using eig and obtained the eigenvalues: ...
plus de 6 ans il y a | 1 réponse | 0
