<s>
In	O
computer	B-General_Concept
science	I-General_Concept
,	O
state	B-Application
space	I-Application
enumeration	I-Application
are	O
methods	O
that	O
consider	O
each	O
reachable	O
program	O
state	O
to	O
determine	O
whether	O
a	O
program	O
satisfies	O
a	O
given	O
property	O
.	O
</s>
