Nothing
Provides a suite of functions for building travel demand models, with C/C++ support. Includes fast routines for common operations that are specific to travel demand modeling including gravity model, iterative proportional fitting (Fratar/Furness), network path building, and highway assignment (several common and contemporary equilibrium assignment algorithms are implemented).
Package details 


Author  Jeremy Raw 
Maintainer  Jeremy Raw <jeremy.raw@earthlink.net> 
License  GPL (>= 2) 
Version  0.19 
URL  http://travelr.rforge.rproject.org 
Package repository  View on RForge 
Installation 
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