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We present an estimate of certain higher order corrections to thecontribution of the charm triangle loop in the inclusive B -> X_s gamma decayrate, recently discussed by Voloshin. We find that these corrections are minuteand hence the result found by Voloshin, although small, is quite robust.Comment: 7 pages, LaTeX, two references adde

physical review. d. particles, fields, gravitation, and cosmology/physical review. d. particles and fields

Remarks on nonperturbative<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msubsup><mml:mrow><mml:mi>O</mml:mi><mml:mo>(</mml:mo><mml:mn>1</mml:mn><mml:mo>/</mml:mo><mml:mi>m</mml:mi></mml:mrow><mml:mrow><mml:mi>c</mml:mi></mml:mrow><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msubsup></mml:mrow><mml:mo>)</mml:mo></mml:math>corrections to<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>Γ</mml:mi><mml:mo>(</mml:mo><mml:mrow…

Remarks on nonperturbativeO(1/mc2)corrections toΓ(