This polynomial can be expressed by using each term's coefficients, such as
[1 -2 1].
Using the polynomial that are expressed by coefficients, calculate solution x. (hint: use "roots")
Find the sum of the elements in the "second" diagonal
Is A the inverse of B?
Determine the number of odd integers in a vector
Vectors counting by 2
Calculate some equation
Extract a specific part of matrix!
How to calculate log?
Interpolate scattered data.
Weighted moving average
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