bad and that's what you have to keep in mind um and yeah as i said we will get to it but just keep this kind of sphere image in mind okay so first we'll just deal with the you know the up the top situation where we store patterns and then retrieve patterns so we'll we'll assume a failure probability which is p and p is going to be you know pretty pretty low for their example so they have p equals 0.001 you know like a 0.1 percent error probability of retrieving your pattern things like this and randomly chosen patterns on the