Description: Extract the lower bound
of an upper set of integers as its infimum.
Note that the " " argument turns supremum into
infimum (for
which we do not currently have a separate notation). (Contributed by
NM, 7-Oct-2005.)
Hypothesis
Ref
Expression
uzinfm.1
Assertion
Ref
Expression
uzinfmi
Proof of Theorem uzinfmi
Dummy variables are mutually distinct and
distinct from all other variables.