Cleaned up version of John Burkardt and Corrado Chisari's python sobol sequence
implementation. 
Original version is available from
http://people.sc.fsu.edu/~jburkardt/py_src/sobol/sobol.html

== Installation and Usage ==
pip install sobol


from sobol import i4_sobol, i4_sobol_generator

Use i4_sobol to generate a single Sobol vector, or i4_sobol_generate
to generate a Sobol sequence.