Usage
FivePL.t (t,param)
FivePL.t.func (param)
FivePL.x (x,param)
FivePL.x.inv (y,param)
FivePL.x.inv.func (param)
FivePL.t.inv (y,param)
FivePL.t.inv.func (param)
FourPL.x.inv (y, param)
FourPL.x (x, param)
FourPL.t.func (param)
cla2gh (param)
gh2cla (param)
cla2ed50 (param)
ed502cla (param)
get.curve.param.list (param)
simulate1curve (param, t, sd.e=0.1)
vpl1.deriv (x,param)
vpl1.deriv.func (param)
vpl2.deriv (x,param)
vpl2.deriv.func (param)
vpl3.deriv (x,param)
vpl3.deriv.func (param)
ED5PL (param, tao)