... simple^4.1

Each place where something has to be added or modified is flagged by #ifdef ADD_NEW_CURRENT and a pattern is given, that must be duplicated below the #endif, modified according to the new current following the example given (generally, only the variable names has to be updated -I_New must be replaced by I_My_new_current-) and evidently, the formulas to compute it...

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... field^4.2

Authors: Denis Lambolez B3E, INSERM U444 Paris, France.

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