Calculus, Derivatives, Mathematics, Machine Learning.
to mean “difference” or “change” So if you were given two points within a 2-dimentional space, (x_1, y_1) and (x_2, y_2), the change in x from one to the other would be x_2-x_1 (run), while the change in y would be y_2-y_1 (rise). If we were to throw them into the equation above it would look as