Calculate sum of positive elements of the matrix.
Arrange vector in ascending order
Who invented zero?
04 - Scalar Equations 1
Reverse a matrix
Make an identity matrix whose diagonal elements are 1:n
Count given word x in text.
Solve expression I
Find Euclidean norm of given vector u.
Pointwise multiplication of vectors.
Calculate the sum of elements of n*n Hilbert matrix.
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