# Meaning of greek symbols

by moondawg
Tags: greek, meaning, symbols
 P: 46 1. The problem statement, all variables and given/known data What does $$\mu$$ represent? 2. Relevant equations f=$$\mu$$N 3. The attempt at a solution I understand it is a coefficient but I don't understand what it stands for especially when being applied to Free Body Diagrams. Explain please?!