QCD condensates and ${\alpha }_s$ from $\tau$-decay: Summary

S. Narison, LUPM, iHEPMAD

In this talk, I summarize the recent determinations in Ref.[1] of the QCD condensates and ${\alpha }_s$ within the SVZ expansion using the ratio of Laplace sum rule (LSR) ${\cal R}_{10}^A(…