dFTG                    FTG Density Function
dtailw                  TailW Density function
fittail                 TailW Maximum Likelihood Estimation
lFTG                    FTG Log-likelihood Function
ltailw                  TailW Log-likelihood function
pFTG                    FTG Probability Function
ptailw                  TailW Probability Function
qFTG                    FTG Quantile function
qtailw                  Quantile function
rFTG                    FTG Random Sample Generation
rtailw                  TailW Random Sample Generation
