They spent their energy in attacking Plato and Aristotle, and hence earned the opprobrious epithet of Eristic. They used their dialectic subtlety to disprove the possibility of motion and decay; unity is the negation of change, increase and decrease, birth and death.
ZocearLKoL g XEyXoL: Sophistici Elenchi: On sophistic (roccaTLKOS) or eristic syllogism (EpLaTLKOS avXAoytapos), so called from the fallacies used by sophists in refutation (€AEy X os) of their opponents.
EUCLID [EUCLEIDES], of Megara, founder of the Megarian (also called the eristic or dialectic) school of philosophy, was born c. 450 B.C., probably at Megara, though Gela in Sicily has also been named as his birthplace (Diogenes Lacrtius ii.
Of politics, and of " eristic," i.e.
Each of these predominated in its turn, though not to the exclusion of others, the sophistry of culture beginning about 447, and leading to the sophistry of eristic, and the sophistry of rhetoric taking root in central Greece about 427, and merging in the sophistry of politics.