The function is not continuous because there can only be a whole number of people. Thus the points would not be connected, and the function is discrete.

reflecting point a across the origin negates both of its coordinates.

b = (5, -4)

chinese civil war took place over a long period of time between 1927 and 1950. the war was interrupted when japan invaded china in 1936 and by world war ii. the war was fought between the nationalist government of china, also called the kuomintang (kmt), and the communist party of china (cpc).