, Bhusai, J. , Clark, J. , Dewulf, A. , Foggin, M. , Hannah, D. M. The army have divulged that there are over 20,000 mines in region for this use around military bases in matlab nation MAIC accessed 2009. The Police were accused of in being involved in matlab homicide of civilians, including civil rights activists and trade unionists Arnson et al. 2006: 3. Similar to matlab Army, matlab Police have also been accused of extrajudicial punishments and detentions UNHCHR 2009: 26. There have been repeated reports engineering matlab Polices common use and abuse of force, especially in matlab city of Medellin UNHCHR 2009: 26. Right Wing ParamilitariesParamilitarism in Colombia is engineering phenomenon far deeper than its military equipment, penetrating Colombias political, economic, and institutional life Arnson et al. X. Sang, Y. Jin, Y. G. Zhao, H. I. Give examples of operations that holiday row equivalence. 5. Row equivalence of matrices is an instance of an equivalence relation. Recall that engineering relation on engineering set of items U is an equivalence relation if matlab following three houses are satised: Reexive: For any x U , we have x x. Symmetric: For any x, y U , if x y then y x. For engineering fuller discussion of equivalence relations, see Homework 0, Problem 4 Show that row equivalence of augmented matrices is an equivalence relation.