Empedocles of Agrigentum (ca. 490n~430 BC). Greek pre-Socratic philosopher. He introduced the concept of "element" in philosophy, leading to his theory of the four elements.
Empedocles of Agrigentum (ca. 490n~430 BC). Greek pre-Socratic philosopher. He introduced the concept of "element" in philosophy, leading to his theory of the four elements.