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Proof step 1 from proof absloc-addWriteFO (conclusion) (back to tree)

⊦ (∀ e. e ∈ el ∧ e.R? → e.t ≠ t) → (absloc(el, rset, fowl + FO(t) ') ↔ absloc(el, rset, fowl))

System applied rule normalize

And obtained the following new goals

Rule argument

Additional information

Proof step 2 from proof absloc-addWriteFO (previous step) (back to tree)

¬(absloc(el, rset, fowl + FO(t) ') ↔ absloc(el, rset, fowl)), ∀ e. e ∈ el ∧ e.R? → e.t ≠ t ⊦

User applied rule structural induction

And obtained the following new goals

Rule argument

term: el

Additional information

Used simplifier rules: absloc-base: ⊦ absloc([], rset, fowl) ↔ fowl |W = []; List('a) freely generated by [], +;; ⊦ (fowl + fowl0)|W = fowl |W + fowl0 |W; (s) ⊦ FO(t) ' |W = []; (s) ⊦ x + [] = x; (s) a: ⊦ (x + y) + z = x + y + z; from specification list

Proof step 3 from proof absloc-addWriteFO (previous step) (back to tree)

¬(absloc(e + el0, rset, fowl + FO(t) ') ↔ absloc(e + el0, rset, fowl)), ∀ e0. e0 ∈ e + el0 ∧ e0.R? → e0.t ≠ t, ∀ rset, fowl, t. ¬(¬(absloc(el0, rset, fowl + FO(t) ') ↔ absloc(el0, rset, fowl)) ∧ (∀ e. e ∈ el0 ∧ e.R? → e.t ≠ t)) ⊦

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

Additional information

Used simplifier rules: a: ⊦ (x + y) + z = x + y + z; from specification list ⊦ a ∈ a0 ' + x ↔ a = a0 ∨ a ∈ x; (s) ⊦ a + x = a ' + x; (s)

Proof step 4 from proof absloc-addWriteFO (previous step) (back to tree)

¬(absloc(e ' + el0, rset, fowl + FO(t) ') ↔ absloc(e ' + el0, rset, fowl)), ∀ rset0, fowl0, t0. (absloc(el0, rset0, fowl0 + FO(t0) ') ↔ absloc(el0, rset0, fowl0)) ∨ ¬(∀ e. e ∈ el0 ∧ e.R? → e.t ≠ t0), ∀ e0. (e0 = e ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ t ⊦

User applied rule constructor cut

And obtained the following new goals

Rule argument

var: e

Additional information

Used simplifier rules: RWevent freely generated by R, W;;

Proof step 5 from proof absloc-addWriteFO (previous step) (back to tree)

e = R(t1, l, v), ¬(absloc(e ' + el0, rset, fowl + FO(t) ') ↔ absloc(e ' + el0, rset, fowl)), ∀ e0. (e0 = e ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ t, ∀ rset0, fowl0, t0. (absloc(el0, rset0, fowl0 + FO(t0) ') ↔ absloc(el0, rset0, fowl0)) ∨ ¬(∀ e. e ∈ el0 ∧ e.R? → e.t ≠ t0) ⊦

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

Additional information

Used simplifier rules: absloc-recR: ⊦ absloc(R(t, l, v) ' + el, rset, fowl) ↔ (¬ t ∈ rset → FO(t) ∈ fowl) ∧ absloc(el, rset, fowl); a: ⊦ (x + y) + z = x + y + z; from specification list ⊦ FO(tid) = FO(tid0) ↔ tid = tid0; (s) ⊦ a ∈ a0 ' ↔ a = a0; (s) ⊦ a ∈ x + y ↔ a ∈ x ∨ a ∈ y; (s)

Proof step 6 from proof absloc-addWriteFO (previous step) (back to tree)

¬((¬ t1 ∈ rset → FO(t1) ∈ fowl ∨ t1 = t) ∧ absloc(el0, rset, fowl + FO(t) ') ↔ (¬ t1 ∈ rset → FO(t1) ∈ fowl) ∧ absloc(el0, rset, fowl)), ∀ rset0, fowl0, t0. (absloc(el0, rset0, fowl0 + FO(t0) ') ↔ absloc(el0, rset0, fowl0)) ∨ ¬(∀ e. e ∈ el0 ∧ e.R? → e.t ≠ t0), ∀ e0. (e0 = R(t1, l, v) ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ t ⊦

User applied rule all left

And obtained the following new goals

Rule argument

pos: left 2 terms: rset, fowl, t abort: F discard: T computed: T

Additional information

Used terms: rset, fowl, t

Proof step 7 from proof absloc-addWriteFO (previous step) (back to tree)

¬((¬ t1 ∈ rset → FO(t1) ∈ fowl ∨ t1 = t) ∧ absloc(el0, rset, fowl + FO(t) ') ↔ (¬ t1 ∈ rset → FO(t1) ∈ fowl) ∧ absloc(el0, rset, fowl)), ∀ e0. (e0 = R(t1, l, v) ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ t, (absloc(el0, rset, fowl + FO(t) ') ↔ absloc(el0, rset, fowl)) ∨ ¬(∀ e. e ∈ el0 ∧ e.R? → e.t ≠ t) ⊦

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

Additional information

Proof step 8 from proof absloc-addWriteFO (previous step) (back to tree)

¬((¬ t1 ∈ rset → FO(t1) ∈ fowl ∨ t1 = t) ∧ absloc(el0, rset, fowl + FO(t) ') ↔ (¬ t1 ∈ rset → FO(t1) ∈ fowl) ∧ absloc(el0, rset, fowl)), ∀ e0. (e0 = R(t1, l, v) ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ t, (absloc(el0, rset, fowl + FO(t) ') ↔ absloc(el0, rset, fowl)) ∨ ¬(e ∈ el0 ∧ e.R? → e.t ≠ t) ⊦

User applied rule case distinction

And obtained the following new goals

Rule argument

pos: left 3

Additional information

Proof step 9 from proof absloc-addWriteFO (previous step) (back to tree)

absloc(el0, rset, fowl + FO(t) ') ↔ absloc(el0, rset, fowl), ¬((¬ t1 ∈ rset → FO(t1) ∈ fowl ∨ t1 = t) ∧ absloc(el0, rset, fowl + FO(t) ') ↔ (¬ t1 ∈ rset → FO(t1) ∈ fowl) ∧ absloc(el0, rset, fowl)), ∀ e0. (e0 = R(t1, l, v) ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ t ⊦

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

Additional information

Proof step 10 from proof absloc-addWriteFO (previous step) (back to tree)

absloc(el0, rset, fowl), absloc(el0, rset, fowl + FO(t) '), ¬ t ∈ rset, ¬ FO(t) ∈ fowl, ∀ e0. (e0 = R(e0.t, l, v) ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ t ⊦

User applied rule all left

And closed the goal!

Rule argument

pos: left 5 terms: R(t, l, v) abort: F discard: T computed: F

Additional information

Used simplifier rules: ⊦ R(t, l, v) = R(t0, l0, v0) ↔ t = t0 ∧ l = l0 ∧ v = v0; (ws) ⊦ R(t, l, v).R?; (s) ⊦ R(t, l, v).t = t; (s) Used terms: R(t, l, v)

Proof step 11 from proof absloc-addWriteFO (previous step) (back to tree)

e.t = t, ¬((¬ t1 ∈ rset → FO(t1) ∈ fowl ∨ t1 = t) ∧ absloc(el0, rset, fowl + FO(t) ') ↔ (¬ t1 ∈ rset → FO(t1) ∈ fowl) ∧ absloc(el0, rset, fowl)), e.R?, e ∈ el0, ∀ e0. (e0 = R(t1, l, v) ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ t ⊦

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

Additional information

Proof step 12 from proof absloc-addWriteFO (previous step) (back to tree)

¬((¬ t1 ∈ rset → FO(t1) ∈ fowl ∨ t1 = e.t) ∧ absloc(el0, rset, fowl + FO(e.t) ') ↔ (¬ t1 ∈ rset → FO(t1) ∈ fowl) ∧ absloc(el0, rset, fowl)), e.R?, e ∈ el0, ∀ e0. (e0 = R(t1, l, v) ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ e.t ⊦

Heuristic elimination applied rule apply elim lemma

And obtained the following new goals

Rule argument

spec: RWevent, name:elim-R, seq: ⊦ e.R? → ((t = e.t ∧ l = e.l) ∧ v = e.v ↔ e = R(t, l, v)), subst:[e, t, l, v] → [e, t, l0, v0]

Additional information

Used simplifier rules: ⊦ e.R? → ((t = e.t ∧ l = e.l) ∧ v = e.v ↔ e = R(t, l, v)); (elim) Used terms: e, t, l0, v0

Proof step 13 from proof absloc-addWriteFO (previous step) (back to tree)

e = R(t, l0, v0), ¬((¬ t1 ∈ rset → FO(t1) ∈ fowl ∨ t1 = t) ∧ absloc(el0, rset, fowl + FO(t) ') ↔ (¬ t1 ∈ rset → FO(t1) ∈ fowl) ∧ absloc(el0, rset, fowl)), e.R?, e ∈ el0, ∀ e0. (e0 = R(t1, l, v) ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ t ⊦

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

Additional information

Used simplifier rules: ⊦ R(t, l, v).R?; (s)

Proof step 14 from proof absloc-addWriteFO (previous step) (back to tree)

¬((¬ t1 ∈ rset → FO(t1) ∈ fowl ∨ t1 = t) ∧ absloc(el0, rset, fowl + FO(t) ') ↔ (¬ t1 ∈ rset → FO(t1) ∈ fowl) ∧ absloc(el0, rset, fowl)), R(t, l0, v0) ∈ el0, ∀ e0. (e0 = R(t1, l, v) ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ t ⊦

Heuristic quantifier closing applied rule all left

And closed the goal!

Rule argument

pos: left 3 terms: R(t, l0, v0)

Additional information

Used simplifier rules: ⊦ R(t, l, v).R?; (s) ⊦ R(t, l, v).t = t; (s) Used terms: R(t, l0, v0)

Proof step 15 from proof absloc-addWriteFO (previous step) (back to tree)

e = W(t1, l, v), ¬(absloc(e ' + el0, rset, fowl + FO(t) ') ↔ absloc(e ' + el0, rset, fowl)), ∀ e0. (e0 = e ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ t, ∀ rset0, fowl0, t0. (absloc(el0, rset0, fowl0 + FO(t0) ') ↔ absloc(el0, rset0, fowl0)) ∨ ¬(∀ e. e ∈ el0 ∧ e.R? → e.t ≠ t0) ⊦

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

Additional information

Proof step 16 from proof absloc-addWriteFO (previous step) (back to tree)

¬(absloc(W(t1, l, v) ' + el0, rset, fowl + FO(t) ') ↔ absloc(W(t1, l, v) ' + el0, rset, fowl)), ∀ rset0, fowl0, t0. (absloc(el0, rset0, fowl0 + FO(t0) ') ↔ absloc(el0, rset0, fowl0)) ∨ ¬(∀ e. e ∈ el0 ∧ e.R? → e.t ≠ t0), ∀ e0. (e0 = W(t1, l, v) ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ t ⊦

User applied rule structural induction

And obtained the following new goals

Rule argument

term: fowl

Additional information

Used simplifier rules: absloc-recW-FO-one2: ⊦ ¬ absloc(W(t, l, v) ' + el, rset, FO(t0) '); absloc-recW-empty: ⊦ ¬ absloc(W(t, l, v) ' + el, rset, []); List('a) freely generated by [], +;; ⊦ [] + x = x; (s) a: ⊦ (x + y) + z = x + y + z; from specification list

Proof step 17 from proof absloc-addWriteFO (previous step) (back to tree)

¬(absloc(W(t1, l, v) ' + el0, rset, (fow + fowl0) + FO(t) ') ↔ absloc(W(t1, l, v) ' + el0, rset, fow + fowl0)), ∀ e0. (e0 = W(t1, l, v) ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ t, ∀ rset0, fowl0, t0. (absloc(el0, rset0, fowl0 + FO(t0) ') ↔ absloc(el0, rset0, fowl0)) ∨ ¬(∀ e. e ∈ el0 ∧ e.R? → e.t ≠ t0), ∀ t1, l, v, el0, rset, t. ¬ ( ¬(absloc(W(t1, l, v) ' + el0, rset, fowl0 + FO(t) ') ↔ absloc(W(t1, l, v) ' + el0, rset, fowl0)) ∧ (∀ rset0, fowl0, t0. (absloc(el0, rset0, fowl0 + FO(t0) ') ↔ absloc(el0, rset0, fowl0)) ∨ ¬(∀ e. e ∈ el0 ∧ e.R? → e.t ≠ t0)) ∧ (∀ e0. (e0 = W(t1, l, v) ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ t)) ⊦

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

Additional information

Used simplifier rules: ⊦ a + x = a ' + x; (s) a: ⊦ (x + y) + z = x + y + z; from specification list

Proof step 18 from proof absloc-addWriteFO (previous step) (back to tree)

¬(absloc(W(t1, l, v) ' + el0, rset, (fow ' + fowl0) + FO(t) ') ↔ absloc(W(t1, l, v) ' + el0, rset, fow ' + fowl0)), ∀ rset0, fowl0, t0. (absloc(el0, rset0, fowl0 + FO(t0) ') ↔ absloc(el0, rset0, fowl0)) ∨ ¬(∀ e. e ∈ el0 ∧ e.R? → e.t ≠ t0), ∀ e0. (e0 = W(t1, l, v) ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ t, ∀ t0, l0, v0, el, rset0, t2. (absloc(W(t0, l0, v0) ' + el, rset0, fowl0 + FO(t2) ') ↔ absloc(W(t0, l0, v0) ' + el, rset0, fowl0)) ∨ ¬(∀ rset0, fowl0, t0. (absloc(el, rset0, fowl0 + FO(t0) ') ↔ absloc(el, rset0, fowl0)) ∨ ¬(∀ e. e ∈ el ∧ e.R? → e.t ≠ t0)) ∨ ¬(∀ e0. (e0 = W(t0, l0, v0) ∨ e0 ∈ el) ∧ e0.R? → e0.t ≠ t2) ⊦

User applied rule constructor cut

And obtained the following new goals

Rule argument

var: fow

Additional information

Used simplifier rules: FOW freely generated by FO, W;;

Proof step 19 from proof absloc-addWriteFO (previous step) (back to tree)

fow = FO(t3), ¬(absloc(W(t1, l, v) ' + el0, rset, (fow ' + fowl0) + FO(t) ') ↔ absloc(W(t1, l, v) ' + el0, rset, fow ' + fowl0)), ∀ t0, l0, v0, el, rset0, t2. (absloc(W(t0, l0, v0) ' + el, rset0, fowl0 + FO(t2) ') ↔ absloc(W(t0, l0, v0) ' + el, rset0, fowl0)) ∨ ¬(∀ rset0, fowl0, t0. (absloc(el, rset0, fowl0 + FO(t0) ') ↔ absloc(el, rset0, fowl0)) ∨ ¬(∀ e. e ∈ el ∧ e.R? → e.t ≠ t0)) ∨ ¬(∀ e0. (e0 = W(t0, l0, v0) ∨ e0 ∈ el) ∧ e0.R? → e0.t ≠ t2), ∀ e0. (e0 = W(t1, l, v) ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ t, ∀ rset0, fowl0, t0. (absloc(el0, rset0, fowl0 + FO(t0) ') ↔ absloc(el0, rset0, fowl0)) ∨ ¬(∀ e. e ∈ el0 ∧ e.R? → e.t ≠ t0) ⊦

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

Additional information

Used simplifier rules: absloc-recW-FO: ⊦ absloc(W(t, l, v) ' + el, rset, FO(t0) ' + fowl) ↔ absloc(W(t, l, v) ' + el, rset, fowl); a: ⊦ (x + y) + z = x + y + z; from specification list

Proof step 20 from proof absloc-addWriteFO (previous step) (back to tree)

¬(absloc(W(t1, l, v) ' + el0, rset, fowl0 + FO(t) ') ↔ absloc(W(t1, l, v) ' + el0, rset, fowl0)), ∀ rset0, fowl0, t0. (absloc(el0, rset0, fowl0 + FO(t0) ') ↔ absloc(el0, rset0, fowl0)) ∨ ¬(∀ e. e ∈ el0 ∧ e.R? → e.t ≠ t0), ∀ e0. (e0 = W(t1, l, v) ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ t, ∀ t0, l0, v0, el, rset0, t2. (absloc(W(t0, l0, v0) ' + el, rset0, fowl0 + FO(t2) ') ↔ absloc(W(t0, l0, v0) ' + el, rset0, fowl0)) ∨ ¬(∀ rset0, fowl0, t0. (absloc(el, rset0, fowl0 + FO(t0) ') ↔ absloc(el, rset0, fowl0)) ∨ ¬(∀ e. e ∈ el ∧ e.R? → e.t ≠ t0)) ∨ ¬(∀ e0. (e0 = W(t0, l0, v0) ∨ e0 ∈ el) ∧ e0.R? → e0.t ≠ t2) ⊦

User applied rule all left

And closed the goal!

Rule argument

pos: left 4 terms: t1, l, v, el0, rset, t abort: F discard: T computed: T

Additional information

Used terms: t1, l, v, el0, rset, t

Proof step 21 from proof absloc-addWriteFO (previous step) (back to tree)

fow = W(v1, t3), ¬(absloc(W(t1, l, v) ' + el0, rset, (fow ' + fowl0) + FO(t) ') ↔ absloc(W(t1, l, v) ' + el0, rset, fow ' + fowl0)), ∀ t0, l0, v0, el, rset0, t2. (absloc(W(t0, l0, v0) ' + el, rset0, fowl0 + FO(t2) ') ↔ absloc(W(t0, l0, v0) ' + el, rset0, fowl0)) ∨ ¬(∀ rset0, fowl0, t0. (absloc(el, rset0, fowl0 + FO(t0) ') ↔ absloc(el, rset0, fowl0)) ∨ ¬(∀ e. e ∈ el ∧ e.R? → e.t ≠ t0)) ∨ ¬(∀ e0. (e0 = W(t0, l0, v0) ∨ e0 ∈ el) ∧ e0.R? → e0.t ≠ t2), ∀ e0. (e0 = W(t1, l, v) ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ t, ∀ rset0, fowl0, t0. (absloc(el0, rset0, fowl0 + FO(t0) ') ↔ absloc(el0, rset0, fowl0)) ∨ ¬(∀ e. e ∈ el0 ∧ e.R? → e.t ≠ t0) ⊦

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

Additional information

Used simplifier rules: absloc-recW-W: ⊦ absloc(W(t, l, v) ' + el, rset, W(v0, t0) ' + fowl) ↔ t0 = t ∧ v0 = v ∧ absloc(el, rset, fowl); a: ⊦ (x + y) + z = x + y + z; from specification list

Proof step 22 from proof absloc-addWriteFO (previous step) (back to tree)

¬(absloc(el0, rset, fowl0 + FO(t) ') ↔ absloc(el0, rset, fowl0)), ∀ t0, l0, v0, el, rset0, t2. (absloc(W(t0, l0, v0) ' + el, rset0, fowl0 + FO(t2) ') ↔ absloc(W(t0, l0, v0) ' + el, rset0, fowl0)) ∨ ¬(∀ rset0, fowl0, t0. (absloc(el, rset0, fowl0 + FO(t0) ') ↔ absloc(el, rset0, fowl0)) ∨ ¬(∀ e. e ∈ el ∧ e.R? → e.t ≠ t0)) ∨ ¬(∀ e0. (e0 = W(t0, l0, v0) ∨ e0 ∈ el) ∧ e0.R? → e0.t ≠ t2), ∀ e0. (e0 = W(t1, l, v) ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ t, ∀ rset0, fowl0, t0. (absloc(el0, rset0, fowl0 + FO(t0) ') ↔ absloc(el0, rset0, fowl0)) ∨ ¬(∀ e. e ∈ el0 ∧ e.R? → e.t ≠ t0) ⊦

User applied rule all left

And obtained the following new goals

Rule argument

pos: left 4 terms: rset, fowl0, t abort: F discard: T computed: T

Additional information

Used terms: rset, fowl0, t

Proof step 23 from proof absloc-addWriteFO (previous step) (back to tree)

¬(absloc(el0, rset, fowl0 + FO(t) ') ↔ absloc(el0, rset, fowl0)), ∀ e0. (e0 = W(t1, l, v) ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ t, ∀ t0, l0, v0, el, rset0, t2. (absloc(W(t0, l0, v0) ' + el, rset0, fowl0 + FO(t2) ') ↔ absloc(W(t0, l0, v0) ' + el, rset0, fowl0)) ∨ ¬(∀ rset0, fowl0, t0. (absloc(el, rset0, fowl0 + FO(t0) ') ↔ absloc(el, rset0, fowl0)) ∨ ¬(∀ e. e ∈ el ∧ e.R? → e.t ≠ t0)) ∨ ¬(∀ e0. (e0 = W(t0, l0, v0) ∨ e0 ∈ el) ∧ e0.R? → e0.t ≠ t2), (absloc(el0, rset, fowl0 + FO(t) ') ↔ absloc(el0, rset, fowl0)) ∨ ¬(∀ e. e ∈ el0 ∧ e.R? → e.t ≠ t) ⊦

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

Additional information

Proof step 24 from proof absloc-addWriteFO (previous step) (back to tree)

¬(absloc(el0, rset, fowl0 + FO(e.t) ') ↔ absloc(el0, rset, fowl0)), e.R?, e ∈ el0, ∀ e0. (e0 = W(t1, l, v) ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ e.t, ∀ t0, l0, v0, el, rset0, t2. (absloc(W(t0, l0, v0) ' + el, rset0, fowl0 + FO(t2) ') ↔ absloc(W(t0, l0, v0) ' + el, rset0, fowl0)) ∨ ¬(∀ rset0, fowl0, t0. (absloc(el, rset0, fowl0 + FO(t0) ') ↔ absloc(el, rset0, fowl0)) ∨ ¬(∀ e. e ∈ el ∧ e.R? → e.t ≠ t0)) ∨ ¬(∀ e0. (e0 = W(t0, l0, v0) ∨ e0 ∈ el) ∧ e0.R? → e0.t ≠ t2) ⊦

Heuristic elimination applied rule apply elim lemma

And obtained the following new goals

Rule argument

spec: RWevent, name:elim-R, seq: ⊦ e.R? → ((t = e.t ∧ l = e.l) ∧ v = e.v ↔ e = R(t, l, v)), subst:[e, t, l, v] → [e, t, l1, v1]

Additional information

Used simplifier rules: ⊦ e.R? → ((t = e.t ∧ l = e.l) ∧ v = e.v ↔ e = R(t, l, v)); (elim) Used terms: e, t, l1, v1

Proof step 25 from proof absloc-addWriteFO (previous step) (back to tree)

e = R(t, l1, v1), ¬(absloc(el0, rset, fowl0 + FO(t) ') ↔ absloc(el0, rset, fowl0)), e.R?, e ∈ el0, ∀ t0, l0, v0, el, rset0, t2. (absloc(W(t0, l0, v0) ' + el, rset0, fowl0 + FO(t2) ') ↔ absloc(W(t0, l0, v0) ' + el, rset0, fowl0)) ∨ ¬(∀ rset0, fowl0, t0. (absloc(el, rset0, fowl0 + FO(t0) ') ↔ absloc(el, rset0, fowl0)) ∨ ¬(∀ e. e ∈ el ∧ e.R? → e.t ≠ t0)) ∨ ¬(∀ e0. (e0 = W(t0, l0, v0) ∨ e0 ∈ el) ∧ e0.R? → e0.t ≠ t2), ∀ e0. (e0 = W(t1, l, v) ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ t ⊦

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

Additional information

Used simplifier rules: ⊦ R(t, l, v).R?; (s)

Proof step 26 from proof absloc-addWriteFO (previous step) (back to tree)

¬(absloc(el0, rset, fowl0 + FO(t) ') ↔ absloc(el0, rset, fowl0)), R(t, l1, v1) ∈ el0, ∀ e0. (e0 = W(t1, l, v) ∨ e0 ∈ el0) ∧ e0.R? → e0.t ≠ t, ∀ t0, l0, v0, el, rset0, t2. (absloc(W(t0, l0, v0) ' + el, rset0, fowl0 + FO(t2) ') ↔ absloc(W(t0, l0, v0) ' + el, rset0, fowl0)) ∨ ¬(∀ rset0, fowl0, t0. (absloc(el, rset0, fowl0 + FO(t0) ') ↔ absloc(el, rset0, fowl0)) ∨ ¬(∀ e. e ∈ el ∧ e.R? → e.t ≠ t0)) ∨ ¬(∀ e0. (e0 = W(t0, l0, v0) ∨ e0 ∈ el) ∧ e0.R? → e0.t ≠ t2) ⊦

Heuristic quantifier closing applied rule all left

And closed the goal!

Rule argument

pos: left 3 terms: R(t, l1, v1)

Additional information

Used simplifier rules: ⊦ R(t, l, v) ≠ W(t0, l0, v0); (s) ⊦ R(t, l, v).R?; (s) ⊦ R(t, l, v).t = t; (s) Used terms: R(t, l1, v1)

Proof Tree for absloc-addWriteFO (View conclusion)

The following image shows the proof tree of sequent calculus. The proved goal is at the bottom. You can click on the nodes to view additional rules. See here for details on colors in a proof tree.

the proof tree