Rafael Bombelli, también escrito como Raffaele Bombelli , fue un matemático e ingeniero hidráulico italiano. Su Álgebra fue uno de los textos matemáticos de referencia en Europa durante más de un siglo.
In Ava DuVernay's movie "Selma", four little Negro girls were included, they died violently in the 1963 16th Street Baptist Church Bombing in Birmingham, Ala. The movie "Selma" chronicles the Voting Rights Act campaign and communicates the terror of racist violence and is history as a horror movie.
Civilizations in the Americas and sub-Saharan Africa were isolated from Eurasia mostly because of oceans and large seas such as the Mediterranean.
