Searched refs:fTermDerivation (Results 1 – 1 of 1) sorted by relevance
1247 double fX, fXnew, fTerm, fTermDerivation; in RateIteration() local1274 fTermDerivation = fPv * fNper * fPowNminus1 + fPayment * fGeoSeriesDerivation; in RateIteration()1279 if (rtl::math::approxEqual( fabs(fTermDerivation), 0.0)) in RateIteration()1282 fXnew = fX - fTerm / fTermDerivation; in RateIteration()1310 … fTermDerivation = fPv * fNper * pow( 1.0+fX, fNper-1.0) + fPayment * fGeoSeriesDerivation; in RateIteration()1315 if (rtl::math::approxEqual( fabs(fTermDerivation), 0.0)) in RateIteration()1318 fXnew = fX - fTerm / fTermDerivation; in RateIteration()