Fitting B/C cosmic-ray data in the AMS-02 era: a cookbook - Model numerical precision, data covariance matrix of errors, cross-section nuisance parameters, and mock data

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Fig. 1.

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Relative difference for the B/C computed with different boundary conditions at LE, varying the number of energy bins per decade (top panel) and the minimal energy of the grid (bottom panel). The reference B/C has been computed using 5000 energy bins per decade and setting E_min = 1 MeV.

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