root/pypi: links for ppp-natural-math

root/pypi ppp_natural_math-0.3.tar.gz
root/pypi ppp_natural_math-0.2.1.tar.gz
root/pypi ppp_natural_math-0.2.tar.gz
root/pypi ppp_natural_math-0.1.1.tar.gz
root/pypi ppp_natural_math-0.1.tar.gz