if the image is actually a real image then we want to have it say no this is a low probability that it was faked okay so we want to have a G such that it maximizes this quantity okay at the same time of course what we want G to do is to do the opposite it wants to minimize that same quantity right so d G is going to get back signal from D that says okay I figured you out and then G is gonna say okay let me see what I can do better now to improve my generator generated image so that G will have a hard time so maybe I'll