Fixed pmap.
Use multiprocessing.cpu_count
Fixed pmap.
Use multiprocessing.cpu_count
Fixed pmap.
Merge branch 'alpha' of github.com:stakemori/degree2 into origin-alpha
Fixed partition_weighted.
Added a test for pmap.
Merge branch 'master' into origin-alpha

Conflicts:
	test/misc_test.py
Merge branch 'master' into origin-alpha
Deleted unused import.
Merge branch 'master' into origin-alpha
Add abstractmethod _differential_operator_monomial to FormalQexp.
[fix] Fix __mul__ method.
[add] Add a test for vector valued Rankin-Cohen operator on modular
forms of level 1 and non-trivial character.