Hi,

Is there a theorem that I can move (existential) quantifiers to the very 
front of an assumption? For example,

goal
----
p ==> ?x y. (?u v. q u v \/ m u v) /\ t x y

I'd like to get something like:

goal
----
p ==> (q u v \/ m u v) /\ t x y

Thanks a lot.
Lu

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