Searched refs:fDF (Results 1 – 2 of 2) sorted by relevance
| /trunk/main/sc/source/core/tool/ |
| H A D | interpr3.cxx | 681 double ScInterpreter::GetTDist(double T, double fDF) in GetTDist() argument
684 return 0.5 * GetBetaDist(fDF/(fDF+T*T), fDF/2.0, 0.5); in GetTDist()
720 double ScInterpreter::GetChiDist(double fX, double fDF) in GetChiDist() argument
726 return GetUpRegIGamma( fDF/2.0, fX/2.0); in GetChiDist()
733 double ScInterpreter::GetChiSqDistCDF(double fX, double fDF) in GetChiSqDistCDF() argument
739 return GetLowRegIGamma( fDF/2.0, fX/2.0); in GetChiSqDistCDF()
742 double ScInterpreter::GetChiSqDistPDF(double fX, double fDF) in GetChiSqDistPDF() argument
749 if (fDF*fX > 1391000.0) in GetChiSqDistPDF()
752 fValue = exp((0.5*fDF - 1) * log(fX*0.5) - 0.5 * fX - log(2.0) - GetLogGamma(0.5*fDF)); in GetChiSqDistPDF()
756 if (fmod(fDF,2.0)<0.5) in GetChiSqDistPDF()
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| /trunk/main/sc/source/core/inc/ |
| H A D | interpre.hxx | 742 double GetChiDist(double fChi, double fDF); // for LEGACY.CHIDIST, returns right tail
743 double GetChiSqDistCDF(double fX, double fDF); // for CHISQDIST, returns left tail
744 double GetChiSqDistPDF(double fX, double fDF); // probability density function
746 double GetTDist(double T, double fDF);
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