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At: sum iso

  'a,'b:S.
  (x:'a+'b. abs_sum(rep_sum(x)) = x  'a+'b)
  & (x:('a'b). is_sum_rep(x) = ((rep_sum(abs_sum(x))) = x))


By: RewriteOfThm Thm: hsum iso def HNC


Generated subgoals:

None

About:
boolassertunionapplyfunctionequalandall
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