During the Middle Ages, Pythagoras explored mathematical ethics through musical harmony.The main purpose of having music is to improve the ceremony of the Catholic Churches. The fundamental of music was the Gregorian chant, named after Pope Gregory I. It is a serenade with single line of music, which is a monophonic texture. The Renaissance Period is when composers start composing by adding profound meanings and feelings to the world of music. It has many lines of music being performed all at the same time, which is polyphonic texture. In the Baroque Age, music is expressed by one emotion during the whole piece. It is played in polyphonic texture with a terraced dynamic, which allows the energy to stays the same for a period of time. In the
