You convert a vector to a sparse matrix.
for example x =[1 2 3];
output will be y =
[1 0 0
0 1 0
0 0 1];
Project Euler: Problem 6, Natural numbers, squares and sums.
Rotate a Matrix
Create an 'arrow-head" matrix
Find the hypotenuse
Vectors counting by 2
Reshape a Vector
Change Vector Value
Create all combinations of vectors
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