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Proof step 2 from proof elim-is-buf-ant (previous step)

bleb.isbuf? ⊦ ∃ n. bleb = buffered(n)

User applied rule constructor cut

And closed the goal!

Rule argument

var: bleb

Additional information

Used simplifier rules: gen: ⊦ ;%test-01: ⊦ ¬ nobuffer.isbuf?;%test-02: ⊦ buffered(m).isbuf?;%inj: ⊦ buffered(m) = buffered(m0) ↔ m = m0;