GraphPCA-package        Graphical tools for histogram PCA.
Hist1                   Miles per gallon
Hist2                   Number cylinders
Hist3                   Engine displacement
Hist4                   Horsepower variable.
Hist5                   Vehicle weight in lbs.
Hist6                   Vehicle weight in lbs
HistPCA                 HistPCA
Hypercube               Hypercube function
Visu                    Visu
