here so window attention basically means that each each eye each token at the if position is going to attend to itself of course so here is i but it is also going to attend to its neighbors so here is i minus 1 and here is i plus 1. and this is a you know this is a window size w that you can that is a parameter but also it is a constant and therefore um you again go from n squared to w times n which you know is o of n if w is a constant and this might be familiar to you because we've already seen this in the