# Difference between average effective action and Wilsonian effective action?

There is a good description about " Difference between 1PI effective action and Wilsonian effective action? " here. Now, what is the difference between average effective action, which we use that in ERGE , and Wilsonian effective action?

• What is the average effective action? What is an ERGE? – AccidentalFourierTransform Dec 28 '17 at 16:42
• @AccidentalFourierTransform : By ERGE I mean exact renormalization group equation . – Astrolabe Dec 28 '17 at 16:46