surfaces in 3D. We begin by defining a function of two variables, building an array of points in the domain using meshgrid, then constructing an array of output values. This is the data we need for ...

Two special colours to note: [255,255,255] is white, and [0,0,0] is black. For example, our image above is represented by the 3D array: At first, it may be difficult to wrap your head around a 3D ...