At this yunani era, there are two period yunani : greek and classic. Figure in the acient greek period (phytagoras) and figure inthe yunani classic period (socrates,plato,and aristoteles)
1.Phytagoras
He was born in samos island. He move to kroton city, South Italian because he unagree about devolepment polykrates. Then he move again to Metapontion and he dead in this city. Phytagoras said that the first world of unit regular.
2.Socrates
He is son a chizeler Sorphonisco and his mother is Phairnarate. The work's his mother is a nurse. His wife named is Xantipe. She is famous about angry and hard. Socrates's family is rich. He think about philosophy is the fact that object.
3.Plato
He was born in Athena on 427 year before masehi. He live with socrates. He is a student and friend's socrates. Plato said that the world is empirsm which always changeable and variously.
4.Aristoteles
He was born in stageria, North yunanion 384 year before masehi. His father is doctor in king Macedonia Amyntas. At seventh years old, he brought to Athena for study in Plato Academia during 20 years until plato was dead. After plato was dead, he leave Athena with Xenocrates because he is unagree about philosophy be a replacer plato in Academia. There are some Aristotelian thoughts, as like:
1.) about logic
It's not used by Aristoteles, but he wear name "Analitica". According to Aristoteles, thinking must be done by starting with the notion of an object.