 Anaxagoras |  -->Anaximander--> |  -->Anaximenes--> |  atomism: ancient |  Democritus |  -->Diogenes of Apollonia--> |  doxography of ancient philosophy |  Empedocles |  -->Gorgias--> |  Heraclitus |  Leucippus |  -->Melissus--> |  Parmenides |  Protagoras |  Pythagoras |  Pythagoreanism |  Sophists, The |  -->Thales--> |  Xenophanes |  Zeno of Elea |  Zeno of Elea: Zeno’s paradoxes 