Add a constant offset to an array.
a = [1 3 5 9]
offset = 2
y = [3 5 7 11]
Find all elements less than 0 or greater than 10 and replace them with NaN
Back to basics 4 - Search Path
Compute a dot product of two vectors x and y
Sum the numbers on the main diagonal
Roots of a quadratic equation.
Sum of cubes
Energy of an object
Display negative numbers
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