Perturbative and Non-perturbative Corrections to Bto D^((*))lν
classification
✦ hep-lat
keywords
accurateorderactioncertaincomputingcorrectionscurrentdouble
read the original abstract
It is shown that certain double ratios introduced for computing semileptonic form factors are accurate to order $1/m_Q^2$, even when the action and current are accurate to order $1/m_Q$.
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