Find the command for Moore-Penrose pseudoinverse of matrix and solve
It would be better to check the answers by taking the difference of the results and compare with some tolerance. Thank you very much.
Find the sum of the elements in the "second" diagonal
Say something funny
Volume of a sphere given its surface area
select the primes of a vector
Output a vector which is table of 9
To convolve two vectors
Is it prime?
Rank of matrix
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