8 lines
162 B
Text
8 lines
162 B
Text
|
# The power set of the empty set:
|
||
|
|
[] | powerset
|
||
|
|
# => [[]]
|
||
|
|
|
||
|
|
# The power set of the set which contains only the empty set:
|
||
|
|
[ [] ] | powerset
|
||
|
|
# => [[],[[]]]
|