y=function([3 -2 -4])
In here, input vector indicate 3*x^2-2*x-4, y is solution of former equation.
The Goldbach Conjecture
Number of 1s in a binary string
Basics: 'Find the eigenvalues of given matrix
square a vector-Given the variable x as your input, square it and put the result in y.
Interpolate scattered data.
Extract a specific part of matrix!
Calculate area of sector
Determine point is located in a circle or not
Change matrix to vector2
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