bayes' postulate: (statistics) the difficulty of applying Bayes' theorem is that the probabilities of the different causes are seldom known, in which case it may be postulated that they are all equal (sometimes known as postulating the equidistribution of ignorance)
postulate: (logic) a proposition that is accepted as true in order to provide a basis for logical reasoning
maranta: any of numerous herbs of the genus Maranta having tuberous starchy roots and large sheathing leaves