Step
*
1
1
of Lemma
new_23_sig_progress-step3
1. Cmd : {T:Type| valueall-type(T)}
2. eq : EqDecider(Cmd)
3. reps : bag(Id)
4. clients : bag(Id)
5. coeff : {2...}
6. flrs : ℕ
7. propose : Atom List
8. notify : Atom List
9. slots : set-sig{i:l}(ℤ)
10. f : new_23_sig_headers_type{i:l}(Cmd;notify;propose)
11. (f propose) = (ℤ × Cmd) ∈ Type
12. (f notify) = (ℤ × Cmd) ∈ Type
13. (f ``new_23_sig decided``) = (ℤ × Cmd) ∈ Type
14. (f ``new_23_sig retry``) = (ℤ × ℤ × Cmd) ∈ Type
15. (f ``new_23_sig vote``) = (ℤ × ℤ × Cmd × Id) ∈ Type
16. f ∈ Name ─→ Type
17. es : EO+(Message(f))
18. e : E
19. n : ℤ
20. c : Cmd
21. faulty : bag(Id)
22. msgs-interface-delivered-with-omissions(f;es;new_23_sig_main();faulty;flrs;reps)@i
23. bag-no-repeats(Id;reps)@i
24. #(reps) = ((coeff * flrs) + flrs + 1) ∈ ℤ@i
25. loc(e) ↓∈ reps@i
26. ¬loc(e) ↓∈ faulty@i
27. <n, c> ∈ new_23_sig_Proposal(Cmd;notify;propose;f)(e)@i
28. ¬↑(set-sig-member(slots) n new_23_sig_ReplicaStateFun(Cmd;notify;propose;slots;f;es;e))@i
29. b_all(Id;reps;i.↓∃e':E
((e < e')
∧ (loc(e') = i ∈ Id)
∧ <<<n, 0>, c>, loc(e)> ∈ new_23_sig_vote'base(Cmd;notify;propose;f)(e')))
⊢ b_all(Id;reps;i.↓∃e':E
∃c':Cmd
((loc(e') = i ∈ Id) ∧ mk-msg-interface(loc(e);make-Msg(``new_23_sig vote``;<<<n, 0>, c'>, i>)) ∈ ne\000Cw_23_sig_main()(e')))
BY
{ (RepeatFor 3 (ParallelLast)
THEN SquashExRepD
THEN (Decide ↑(set-sig-member(slots) n new_23_sig_ReplicaStateFun(Cmd;notify;propose;slots;f;es;e')) THENA Auto)) }
1
1. Cmd : {T:Type| valueall-type(T)}
2. eq : EqDecider(Cmd)
3. reps : bag(Id)
4. clients : bag(Id)
5. coeff : {2...}
6. flrs : ℕ
7. propose : Atom List
8. notify : Atom List
9. slots : set-sig{i:l}(ℤ)
10. f : new_23_sig_headers_type{i:l}(Cmd;notify;propose)
11. (f propose) = (ℤ × Cmd) ∈ Type
12. (f notify) = (ℤ × Cmd) ∈ Type
13. (f ``new_23_sig decided``) = (ℤ × Cmd) ∈ Type
14. (f ``new_23_sig retry``) = (ℤ × ℤ × Cmd) ∈ Type
15. (f ``new_23_sig vote``) = (ℤ × ℤ × Cmd × Id) ∈ Type
16. f ∈ Name ─→ Type
17. es : EO+(Message(f))
18. e : E
19. n : ℤ
20. c : Cmd
21. faulty : bag(Id)
22. msgs-interface-delivered-with-omissions(f;es;new_23_sig_main();faulty;flrs;reps)@i
23. bag-no-repeats(Id;reps)@i
24. #(reps) = ((coeff * flrs) + flrs + 1) ∈ ℤ@i
25. loc(e) ↓∈ reps@i
26. ¬loc(e) ↓∈ faulty@i
27. <n, c> ∈ new_23_sig_Proposal(Cmd;notify;propose;f)(e)@i
28. ¬↑(set-sig-member(slots) n new_23_sig_ReplicaStateFun(Cmd;notify;propose;slots;f;es;e))@i
29. ∀i:Id
(i ↓∈ reps
⇒ (↓∃e':E
((e < e') ∧ (loc(e') = i ∈ Id) ∧ <<<n, 0>, c>, loc(e)> ∈ new_23_sig_vote'base(Cmd;notify;propose;f)(e'))))
30. i : Id@i
31. i ↓∈ reps@i
32. e' : E
33. (e < e')
34. loc(e') = i ∈ Id
35. <<<n, 0>, c>, loc(e)> ∈ new_23_sig_vote'base(Cmd;notify;propose;f)(e')
36. ↑(set-sig-member(slots) n new_23_sig_ReplicaStateFun(Cmd;notify;propose;slots;f;es;e'))
⊢ ↓∃e':E. ∃c':Cmd. ((loc(e') = i ∈ Id) ∧ mk-msg-interface(loc(e);make-Msg(``new_23_sig vote``;<<<n, 0>, c'>, i>)) ∈ new_\000C23_sig_main()(e'))
2
1. Cmd : {T:Type| valueall-type(T)}
2. eq : EqDecider(Cmd)
3. reps : bag(Id)
4. clients : bag(Id)
5. coeff : {2...}
6. flrs : ℕ
7. propose : Atom List
8. notify : Atom List
9. slots : set-sig{i:l}(ℤ)
10. f : new_23_sig_headers_type{i:l}(Cmd;notify;propose)
11. (f propose) = (ℤ × Cmd) ∈ Type
12. (f notify) = (ℤ × Cmd) ∈ Type
13. (f ``new_23_sig decided``) = (ℤ × Cmd) ∈ Type
14. (f ``new_23_sig retry``) = (ℤ × ℤ × Cmd) ∈ Type
15. (f ``new_23_sig vote``) = (ℤ × ℤ × Cmd × Id) ∈ Type
16. f ∈ Name ─→ Type
17. es : EO+(Message(f))
18. e : E
19. n : ℤ
20. c : Cmd
21. faulty : bag(Id)
22. msgs-interface-delivered-with-omissions(f;es;new_23_sig_main();faulty;flrs;reps)@i
23. bag-no-repeats(Id;reps)@i
24. #(reps) = ((coeff * flrs) + flrs + 1) ∈ ℤ@i
25. loc(e) ↓∈ reps@i
26. ¬loc(e) ↓∈ faulty@i
27. <n, c> ∈ new_23_sig_Proposal(Cmd;notify;propose;f)(e)@i
28. ¬↑(set-sig-member(slots) n new_23_sig_ReplicaStateFun(Cmd;notify;propose;slots;f;es;e))@i
29. ∀i:Id
(i ↓∈ reps
⇒ (↓∃e':E
((e < e') ∧ (loc(e') = i ∈ Id) ∧ <<<n, 0>, c>, loc(e)> ∈ new_23_sig_vote'base(Cmd;notify;propose;f)(e'))))
30. i : Id@i
31. i ↓∈ reps@i
32. e' : E
33. (e < e')
34. loc(e') = i ∈ Id
35. <<<n, 0>, c>, loc(e)> ∈ new_23_sig_vote'base(Cmd;notify;propose;f)(e')
36. ¬↑(set-sig-member(slots) n new_23_sig_ReplicaStateFun(Cmd;notify;propose;slots;f;es;e'))
⊢ ↓∃e':E. ∃c':Cmd. ((loc(e') = i ∈ Id) ∧ mk-msg-interface(loc(e);make-Msg(``new_23_sig vote``;<<<n, 0>, c'>, i>)) ∈ new_\000C23_sig_main()(e'))
Latex:
Latex:
1. Cmd : \{T:Type| valueall-type(T)\}
2. eq : EqDecider(Cmd)
3. reps : bag(Id)
4. clients : bag(Id)
5. coeff : \{2...\}
6. flrs : \mBbbN{}
7. propose : Atom List
8. notify : Atom List
9. slots : set-sig\{i:l\}(\mBbbZ{})
10. f : new\_23\_sig\_headers\_type\{i:l\}(Cmd;notify;propose)
11. (f propose) = (\mBbbZ{} \mtimes{} Cmd)
12. (f notify) = (\mBbbZ{} \mtimes{} Cmd)
13. (f ``new\_23\_sig decided``) = (\mBbbZ{} \mtimes{} Cmd)
14. (f ``new\_23\_sig retry``) = (\mBbbZ{} \mtimes{} \mBbbZ{} \mtimes{} Cmd)
15. (f ``new\_23\_sig vote``) = (\mBbbZ{} \mtimes{} \mBbbZ{} \mtimes{} Cmd \mtimes{} Id)
16. f \mmember{} Name {}\mrightarrow{} Type
17. es : EO+(Message(f))
18. e : E
19. n : \mBbbZ{}
20. c : Cmd
21. faulty : bag(Id)
22. msgs-interface-delivered-with-omissions(f;es;new\_23\_sig\_main();faulty;flrs;reps)@i
23. bag-no-repeats(Id;reps)@i
24. \#(reps) = ((coeff * flrs) + flrs + 1)@i
25. loc(e) \mdownarrow{}\mmember{} reps@i
26. \mneg{}loc(e) \mdownarrow{}\mmember{} faulty@i
27. <n, c> \mmember{} new\_23\_sig\_Proposal(Cmd;notify;propose;f)(e)@i
28. \mneg{}\muparrow{}(set-sig-member(slots) n new\_23\_sig\_ReplicaStateFun(Cmd;notify;propose;slots;f;es;e))@i
29. b\_all(Id;reps;i.\mdownarrow{}\mexists{}e':E
((e < e')
\mwedge{} (loc(e') = i)
\mwedge{} <<<n, 0>, c>, loc(e)> \mmember{} new\_23\_sig\_vote'base(Cmd;notify;propose;f)(e')))
\mvdash{} b\_all(Id;reps;i.\mdownarrow{}\mexists{}e':E
\mexists{}c':Cmd
((loc(e') = i)
\mwedge{} mk-msg-interface(loc(e);make-Msg(``new\_23\_sig vote``;<<<n, 0>, c'>, i>)) \mmember{} ne\000Cw\_23\_sig\_main()(e')))
By
Latex:
(RepeatFor 3 (ParallelLast)
THEN SquashExRepD
THEN (Decide \muparrow{}(set-sig-member(slots) n
new\_23\_sig\_ReplicaStateFun(Cmd;notify;propose;slots;f;es;e'))
THENA Auto
))
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