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Theorem base for Specification hashset-preds

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:
rely-allslotsfull ⊦ rely(ar, ar0) ∧ allslotsfull(ar, n0, n, e, b) → allslotsfull(ar0, n0, n, e, b) A User Theorem
allslotsfull-incn1 < # ar, n0 < # ar ⊦ n = (n1 + 1) % # ar ∧ ar[n1] ≠ e ∧ ar[n1] ≠ ⊥ → (allslotsfull(ar, n0, n1, e, false) ↔ allslotsfull(ar, n0, n, e, true)) A User Theorem
rely-refl ⊦ rely(ar, ar) A User Theorem
rely-notinvkey-unchanged-fn < # ar0 ⊦ rely(ar, ar0) ∧ ar[n] = e ∧ e ≠ ⊥ → ar0[n] = ar[n] A User Theorem
allslotsfull-def ⊦ allslotsfull(ar, n0, n, e, b) ↔ (∀ m. between(n0, m, n, b) ∧ m < # ar → ar[m] ≠ e ∧ ar[m] ≠ ⊥) An Axiom
allslotsfull-inctruen < # ar, n0 < # ar ⊦ ar[n] ≠ ⊥ ∧ ar[n] ≠ e ∧ sz = # ar → (allslotsfull(ar, n0, (n + 1) % sz, e, true) ↔ allslotsfull(ar, n0, n, e, false)) A User Theorem
allslotsfull-init ⊦ allslotsfull(ar, n0, n0, e, false) A User Theorem
allslotsfull-incfalsen < # ar, n0 < # ar ⊦ ar[n] ≠ ⊥ ∧ ar[n] ≠ e → (allslotsfull(ar, n0, (n + 1) % # ar, e, false) ↔ allslotsfull(ar, n0, n, e, false) ∨ (n + 1) % # ar = n0) A User Theorem
get-mkar ⊦ m < n → mkar(n, e)[m] = e An Axiom
size-mkar ⊦ # mkar(n, e) = n An Axiom
htok-def ⊦ htok(ar) ↔ (∀ n. n < # ar ∧ ar[n] ≠ ⊥ → allslotsfull(ar, get_hash(ar[n], # ar), n, ar[n], false)) An Axiom
rely-size ⊦ rely(ar, ar0) → # ar = # ar0 A User Theorem
rely-trans ⊦ rely(ar, ar0) ∧ rely(ar0, ar1) → rely(ar, ar1) A User Theorem
rely-notinvkey-fn < # ar0 ⊦ rely(ar, ar0) ∧ ar[n] ≠ ⊥ → ar0[n] ≠ ⊥ A User Theorem
htok-add ⊦ allslotsfull(ar, get_hash(e, # ar), n, e, false) ∧ htok(ar) ∧ e ≠ ⊥ ∧ ar[n] = ⊥ → htok(ar[n := e]) A User Theorem
between-def ⊦ between(n0, m, n, b) ↔ n0 = n ∧ b ∨ (n < n0 ⊃ m < n ∨ n0 ≤ m;n0 ≤ m ∧ m < n) An Axiom
hash-ok ⊦ n ≠ 0 → get_hash(e, n) < n An Axiom
rely-addn < # ar ⊦ ar[n] = ⊥ → rely(ar, ar[n := e]) A User Theorem
rely-def ⊦ rely(ar, ar0) ↔ # ar = # ar0 ∧ (∀ n. n < # ar → ar[n] ≠ ⊥ → ar0[n] = ar[n]) An Axiom
allslotsfull-final-close ⊦ allslotsfull(ar, n0, n0, e, true) ∧ m < # ar → ar[m] ≠ e A User Theorem
rely-notinvkey-unchangedn < # ar0 ⊦ rely(ar, ar0) ∧ ar[n] ≠ ⊥ → ar[n] = ar0[n] A User Theorem
allslotsfull-final ⊦ allslotsfull(ar, n0, n0, e, true) ↔ (∀ m. m < # ar → ar[m] ≠ e ∧ ar[m] ≠ ⊥) A User Theorem
htok-returnfalse-fn < # ar ⊦ htok(ar) ∧ ar[n] = ⊥ ∧ e ≠ ⊥ ∧ allslotsfull(ar, get_hash(e, # ar), n, e, false) → (∀ m. m < # ar → ar[m] ≠ e) A User Theorem
allslotsfull-iterate ⊦ n0 ≠ n → (allslotsfull(ar, n0, n, e, true) ↔ allslotsfull(ar, n0, n, e, false)) A User Theorem
hash-ok-lem# ar ≠ 0 ⊦ ¬ # ar ≤ get_hash(e, # ar) A User Theorem