View source for Task:Rings and sigma-rings

This task is about the clean up of the [[ring of sets]] page and associated pages.
==Task list==
# [[Ring of sets]] - clean up
# [[ring generated by]] - clean up - move to [[ring of sets generated by]]
# [[the intersection of an arbitrary family of rings is a ring]] - create
# [[the intersection of an arbitrary family of sigma-rings is a sigma-ring]] - create
# [[the power-set of any set is a ring of sets]] - create 
# [[the power-set of any set is a sigma-ring of sets]] - create

{{Task|Measure Theory}}