This is a general function to create Rap objects from scratch and solve them to generate solutions.
rap( pus, species, spaces = NULL, formulation = c("unreliable", "reliable")[1], solve = TRUE, ... )
pus 


species 

spaces 

formulation 

solve 

...  arguments are passed to 
RapSolved()
object if solve
is TRUE
,
otherwise an RapUnsolved()
is returned.
Type vignette("raptr")
to see the package vignette for a
tutorial.