Assertion: set's number | /r/HasProperty | upper bound
Facets:
value: certainly
type: MANNER
value: on this set
type: LOCATION
Source sentences:
text: On the other hand, every real number greater than or equal to zero is certainly an upper bound on this set.
text: For example, when considered as a subset of the real numbers, with its usual ordering, represented by the real number line, every real number is both an upper and lower bound for the empty set.
text: The number 4 is an upper bound, but it is not the least upper bound, and hence is not the supremum.
text: The number is an upper bound, but it is not the least upper bound, and hence is not the supremum.