A similarity measure and correlation coefficients are used to tackle many issues that include indistinct and blurred information. excluding is not in a position to deal with the general fuzziness and obscurity of the various problems. In this paper. we study some basic concepts which are helpful to build the structure of the article. https://zubhrxzgz62ij.timeblog.net/70688654/domination-and-resistance-in-christianized-schooling-in-amazon