Eff = exp(
-8.29004319788 -1.89376623371*T[1] -0.782232919684*T[2] -0.0814766195533*T[3]
-0.684186229251*T[4] +0.0122364315926*T[5] +0.278512435801*T[6] )
X = -2.56318287167535 +0.393416534891053*loge(E_keV)
T[0] = 1.0
T[1] = X -0.265941444781564
T[2] = (X -0.114813912833466)*T[1] -0.217642251256021*T[0]
T[3] = (X +0.123855849579396)*T[2] -0.233867482021834*T[1]
T[4] = (X +0.070373668815714)*T[3] -0.413775078142546*T[2]
T[5] = (X -0.132282651671386)*T[4] -0.124487482871051*T[3]
T[6] = (X +0.176131058246229)*T[5] -0.330089517919545*T[4]
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double Eff( double E_keV ) {
double T[7], X = -2.56318287167535 +0.393416534891053 * log( E_keV );
T[0] = 1.0;
T[1] = X -0.265941444781564;
T[2] = (X -0.114813912833466)*T[1] -0.217642251256021*T[0];
T[3] = (X +0.123855849579396)*T[2] -0.233867482021834*T[1];
T[4] = (X +0.070373668815714)*T[3] -0.413775078142546*T[2];
T[5] = (X -0.132282651671386)*T[4] -0.124487482871051*T[3];
T[6] = (X +0.176131058246229)*T[5] -0.330089517919545*T[4];
double Eff = exp(
-8.29004319788 -1.89376623371*T[1] -0.782232919684*T[2]-0.0814766195533*T[3]
-0.684186229251*T[4] +0.0122364315926*T[5] +0.278512435801*T[6] );
return Eff;
}
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double Eff_regular( double E_keV )
{
double LogE = log(E_keV), LogE2=LogE*LogE, LogE4=LogE2*LogE2;
double LogEff =
30.6835240174 -46.5504384031*LogE +21.9649579373*LogE2
-5.14575805865*LogE2*LogE +0.640226601624*LogE4
-0.0406273018462*LogE4*LogE +0.00103266687194*LogE4*LogE2;
return exp( LogEff );
}
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double Eff_regular_stable( double E_keV )
{
double LogE = log(E_keV);
double LogEff =
30.6835240174
+LogE*(-46.5504384031
+LogE*(+21.9649579373
+LogE*(-5.14575805865
+LogE*(+0.640226601624
+LogE*(-0.0406273018462
+LogE*(+0.00103266687194))))));
return exp( LogEff );
}
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