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Theorem base for Specification nat_or_fail

This is a listing of all goals defined over the current specification. Axioms are yellow, proof obligations purple and theorems green. Click on individual names to get more information on the proof.

Name:	Sequent:	Type:
disj	⊦ some(m) ≠ fail	An Axiom
sel	⊦ the(some(m)) = m	An Axiom
inj	⊦ some(m) = some(m0) ↔ m = m0	An Axiom
case	⊦ norfail = some(the(norfail)) ∨ norfail = fail	An Axiom
elim	⊦ norfail ≠ fail → (m = the(norfail) ↔ norfail = some(m))	An Axiom
gen		An Axiom