How to construct a vector from specific elements in a matrix

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Lauren Fletcher
Lauren Fletcher 2018-9-20
编辑： Stephen23 2018-9-20
Given the matrix A = [3 4 7; 8 2 1; 6 0 9], how would I create a vector that is composed of the first row second column, second row third column and third row first column of matrix A (ie B = [4; 1; 6])

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Birdman
Birdman 2018-9-20
B=[A(1,2);A(2,3);A(3,1)]

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Stephen23
Stephen23 2018-9-20
编辑：Stephen23 2018-9-20
With linear indexing:
B = A([4,8,3])

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