# L62: RUNNING COUPLING alpha_s — RG FLOW

**Category:** library_prompt | **Kernel:** PHAT v1.27.5 | **Status:** PENDING

## Prompt

RUNNING COUPLING alpha_s — RG FLOW
Using the E8 embedding for the gauge sector, derive the RG running of alpha_s from M_GUT to m_Z. Show that the G2(2) mass sector does not contribute to gauge beta-functions. Verify alpha_s(m_Z)=0.1179 consistency. #SuperGrokTOE #RGflow #StrongCoupling