# Intuition for divergences in sunset diagram

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1. Dec 15, 2015

### Higgsy

What is the intuition behind divergences for the sunset diagram? I know that there is quadratic divergence by why no quartic divergence or higher?

2. Dec 16, 2015

### Orodruin

Staff Emeritus
You have two loops and three propagators. Counting the powers of momentum in those gives you a naive estimate of the degree of divegence.