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trunk/src/df1b2separable/df1b2negb.cpp (revision 1619)  

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#define HOME_VERSION 
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#include "df1b2fun.h" 
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/*/** Log negative bionomial density; random effects objects. 

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A local parameter r is used to make it robust. 

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\f$ r=\frac{\mu}{\tau1.0} \f$ 

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\ingroup PDF 

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\param x 

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\param mu 

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\param tau 

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\return Log of NegativeBinomial density. \f$ log(\Gamma(x+r))log(\Gamma(r))log(x!)+rlog(r)+xlog(\mu)(r+x)log(r+\mu) \f$ 

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*/ 

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/** 

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Log negative bionomial density; random effects objects. 

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A local parameter r is used to make it robust. 

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\f$ r=\frac{\mu}{\tau1.0} \f$ 

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\ingroup PDF 

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\param x 

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\param mu 

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\param tau 

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\return Log of NegativeBinomial density. \f$ log(\Gamma(x+r))log(\Gamma(r))log(x!)+rlog(r)+xlog(\mu)(r+x)log(r+\mu) \f$ 

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*/ 

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/* 
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df1b2variable log_negbinomial_density(double x,const df1b2variable& mu, 
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const df1b2variable& tau) 
Also available in: Unified diff