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arxiv: hep-ph/9809303 · v1 · submitted 1998-09-08 · ✦ hep-ph

Constraint on the Isgur-Wise function for bar B --> D semileptonic decays

classification ✦ hep-ph
keywords decaysfunctionisgur-wisealgebrabjorkenconstraintconstraintscurrent
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A current algebra sum rule for inclusive decays \bar B --> D + X + \ell + \bar \nu by Bjorken et al. is used to obtain constraints on the Isgur-Wise function \xi(\omega) for \bar B --> D \ell \bar \nu decays.

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