Clipper
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#include <resol_targetfn.h>
Public Member Functions | |
TargetFn_sigmaa (const HKL_data< T > &eo, const HKL_data< T > &ec) | |
constructor: takes the datalist against which to calc target | |
Rderiv | rderiv (const HKL_info::HKL_reference_index &ih, const ftype &sigmaa0) const |
return the value and derivatives of the target function | |
Static Public Member Functions | |
static ftype | sigmaa (const ftype &sigm) |
convert function to sigmaa |
This class implements the target function for calculating sigma_a. Required is a datalist containing Eo, Ec.
This version simplifies terms in |Eo|^2 and |Ec|^2 which should average out to 1 if the normalisation scheme is consistent with the sigmaa calc.