hi 

if I have two partition Pi and Pi 'I want to know the decomposition of Pi' 

hi 

I determined this whole partition but I just want to have the finer the 

[edited by moderator] Consider the question of finding all partitions of a given set, for example as done using the two procesures in this previous Answer.

my problem is that i wont to represent the second Proc can not have a set as input