Compare two strings, whether they are equal or not.
Replace NaNs with the number that appears to its left in the row.
Energy of a photon
Duplicate each element of a vector.
Generate a NaN...on purpose
Sum positive elements of matrix.
Opposite task convert binary numbers array into array of decimal numbers.
Pointwise multiplication of vectors.
Find the sines of an isosceles triangle when given its area and height
Set x value to each odd index of vector y.
Calculate the sum of elements of n*n Hilbert matrix.
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