Given a input vector x, return y as index-powered vector as shown below.
x = [2 3 6 9]
then y should be
[2^1 3^2 6^3 9^4] = [2 9 216 6561]
Filter AC, pass DC
What is the distance from point P(x,y) to the line Ax + By + C = 0?
Sum of diagonals elements of a matrix
Matrix multiplication across rows
Matrix to column conversion
Let's get back to school, and create multiplication tables
Find offset of an element of a multi dimensional matrix
Matrix rotation as per given angle
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