Searched refs:fTermDerivation (Results 1 – 1 of 1) sorted by relevance
1248 double fX, fXnew, fTerm, fTermDerivation; in RateIteration() local1275 fTermDerivation = fPv * fNper * fPowNminus1 + fPayment * fGeoSeriesDerivation; in RateIteration()1280 if (rtl::math::approxEqual( fabs(fTermDerivation), 0.0)) in RateIteration()1283 fXnew = fX - fTerm / fTermDerivation; in RateIteration()1311 … fTermDerivation = fPv * fNper * pow( 1.0+fX, fNper-1.0) + fPayment * fGeoSeriesDerivation; in RateIteration()1316 if (rtl::math::approxEqual( fabs(fTermDerivation), 0.0)) in RateIteration()1319 fXnew = fX - fTerm / fTermDerivation; in RateIteration()