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Filippos Papasavvas


5 total contributions since 2018

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Question


If condition for a large number of different numbers
Hi! I have a long array of random values [1 2 4 5 6 2 1 .....]. I take the maximum of the array and get an index value eg 50 ...

alrededor de 2 años ago | 1 answer | 0

1

answer

Question


matrix element summation algorithm
Hi! I have a matrix A [ 1 2 3; 3 1 2; 1 2 1]. I want to get the sum of A(1,1)+A(2,1) + A(3,3), which will be the result of a ...

alrededor de 2 años ago | 1 answer | 0

1

answer

Question


How to invert parts of a matrix
Hi! I have column vector A = [1 2 3 4 5 6 7 8 9]'. From A, I want to get to B = [1 2 3; 4 5 6; 7 8 9] by inverting the releva...

alrededor de 2 años ago | 1 answer | 0

1

answer

Question


Repeat parts of a matrix
Hi! I have a matrix A = (1 2; 3 4 ; 5 6; 7 8; 9 10; 11 12). I am trying to create a matrix B in which the consecutive 2x2 sub...

alrededor de 2 años ago | 1 answer | 0

1

answer

Question


Convert matrix to different row, column combinations.
Hi! I have a matrix A= [1 2 5 6 9 10; [3 4 7 8 11 12] I want to make it to B = [1 2; ...

alrededor de 2 años ago | 2 answers | 0

2

answers