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Theorem base for Specification buffer-option

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

Name: Sequent: Type:
disj ⊦ some(buf) ≠ none An Axiom
sel ⊦ some(buf).buf = buf An Axiom
test-01 ⊦ none.none? An Axiom
test-02 ⊦ ¬ some(buf).none? An Axiom
test-03 ⊦ ¬ none.some? An Axiom
test-04 ⊦ some(buf).some? An Axiom
inj ⊦ some(buf) = some(buf0) ↔ buf = buf0 An Axiom
case ⊦ buf-opt = some(buf-opt.buf) ∨ buf-opt = none An Axiom
ex-01 ⊦ buf-opt.none? ↔ buf-opt = none An Axiom
ex-02 ⊦ buf-opt.some? ↔ (∃ buf. buf-opt = some(buf)) An Axiom
elim ⊦ buf-opt ≠ none → (buf = buf-opt.buf ↔ buf-opt = some(buf)) An Axiom
genbuffer-opt freely generated by none, some; An Axiom