always doing whatever action your q function tells you is best this step of calculating the q function is called a policy evaluation and this paper here is going to generalize these notions um sorry so this is a policy evaluation and then the act of selecting an action is going to be a policy improvement these are just names okay but we need to know them because the paper introduces two new things i'm going to where do i highlight policy evaluation i don't know but here they say this is the policy improvement