Theorem aomclem4 43485

Description: Lemma for dfac11 43490. Limit case. Patch together well-orderings constructed so far using fnwe2 43481 to cover the limit rank. (Contributed by Stefan O'Rear, 20-Jan-2015.)

Hypotheses

Ref	Expression
aomclem4.f	⊢ 𝐹 = {⟨𝑎, 𝑏⟩ ∣ ((rank‘𝑎) E (rank‘𝑏) ∨ ((rank‘𝑎) = (rank‘𝑏) ∧ 𝑎(𝑧‘suc (rank‘𝑎))𝑏))}
aomclem4.on	⊢ (𝜑 → dom 𝑧 ∈ On)
aomclem4.su	⊢ (𝜑 → dom 𝑧 = ∪ dom 𝑧)
aomclem4.we	⊢ (𝜑 → ∀𝑎 ∈ dom 𝑧(𝑧‘𝑎) We (𝑅1‘𝑎))

Assertion

Ref	Expression
aomclem4	⊢ (𝜑 → 𝐹 We (𝑅1‘dom 𝑧))

Distinct variable groups:   𝑧,𝑎,𝑏   𝜑,𝑎,𝑏

Allowed substitution hints:   𝜑(𝑧)   𝐹(𝑧,𝑎,𝑏)

Proof of Theorem aomclem4

Dummy variable 𝑐 is distinct from all other variables.

Step	Hyp	Ref	Expression
1		suceq 6391	. . 3 ⊢ (𝑐 = (rank‘𝑎) → suc 𝑐 = suc (rank‘𝑎))
2	1	fveq2d 6844	. 2 ⊢ (𝑐 = (rank‘𝑎) → (𝑧‘suc 𝑐) = (𝑧‘suc (rank‘𝑎)))
3		aomclem4.f	. 2 ⊢ 𝐹 = {⟨𝑎, 𝑏⟩ ∣ ((rank‘𝑎) E (rank‘𝑏) ∨ ((rank‘𝑎) = (rank‘𝑏) ∧ 𝑎(𝑧‘suc (rank‘𝑎))𝑏))}
4		r1fnon 9691	. . . . . . . . . . . . . 14 ⊢ 𝑅1 Fn On
5		fnfun 6598	. . . . . . . . . . . . . 14 ⊢ (𝑅1 Fn On → Fun 𝑅1)
6	4, 5	ax-mp 5	. . . . . . . . . . . . 13 ⊢ Fun 𝑅1
7	4	fndmi 6602	. . . . . . . . . . . . . 14 ⊢ dom 𝑅1 = On
8	7	eqimss2i 3983	. . . . . . . . . . . . 13 ⊢ On ⊆ dom 𝑅1
9	6, 8	pm3.2i 470	. . . . . . . . . . . 12 ⊢ (Fun 𝑅1 ∧ On ⊆ dom 𝑅1)
10		aomclem4.on	. . . . . . . . . . . 12 ⊢ (𝜑 → dom 𝑧 ∈ On)
11		funfvima2 7186	. . . . . . . . . . . 12 ⊢ ((Fun 𝑅1 ∧ On ⊆ dom 𝑅1) → (dom 𝑧 ∈ On → (𝑅1‘dom 𝑧) ∈ (𝑅1 “ On)))
12	9, 10, 11	mpsyl 68	. . . . . . . . . . 11 ⊢ (𝜑 → (𝑅1‘dom 𝑧) ∈ (𝑅1 “ On))
13		elssuni 4881	. . . . . . . . . . 11 ⊢ ((𝑅1‘dom 𝑧) ∈ (𝑅1 “ On) → (𝑅1‘dom 𝑧) ⊆ ∪ (𝑅1 “ On))
14	12, 13	syl 17	. . . . . . . . . 10 ⊢ (𝜑 → (𝑅1‘dom 𝑧) ⊆ ∪ (𝑅1 “ On))
15	14	sselda 3921	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑏 ∈ (𝑅1‘dom 𝑧)) → 𝑏 ∈ ∪ (𝑅1 “ On))
16		rankidb 9724	. . . . . . . . 9 ⊢ (𝑏 ∈ ∪ (𝑅1 “ On) → 𝑏 ∈ (𝑅1‘suc (rank‘𝑏)))
17	15, 16	syl 17	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑏 ∈ (𝑅1‘dom 𝑧)) → 𝑏 ∈ (𝑅1‘suc (rank‘𝑏)))
18		suceq 6391	. . . . . . . . . 10 ⊢ ((rank‘𝑏) = (rank‘𝑎) → suc (rank‘𝑏) = suc (rank‘𝑎))
19	18	fveq2d 6844	. . . . . . . . 9 ⊢ ((rank‘𝑏) = (rank‘𝑎) → (𝑅1‘suc (rank‘𝑏)) = (𝑅1‘suc (rank‘𝑎)))
20	19	eleq2d 2822	. . . . . . . 8 ⊢ ((rank‘𝑏) = (rank‘𝑎) → (𝑏 ∈ (𝑅1‘suc (rank‘𝑏)) ↔ 𝑏 ∈ (𝑅1‘suc (rank‘𝑎))))
21	17, 20	syl5ibcom 245	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑏 ∈ (𝑅1‘dom 𝑧)) → ((rank‘𝑏) = (rank‘𝑎) → 𝑏 ∈ (𝑅1‘suc (rank‘𝑎))))
22	21	expimpd 453	. . . . . 6 ⊢ (𝜑 → ((𝑏 ∈ (𝑅1‘dom 𝑧) ∧ (rank‘𝑏) = (rank‘𝑎)) → 𝑏 ∈ (𝑅1‘suc (rank‘𝑎))))
23	22	ss2abdv 4005	. . . . 5 ⊢ (𝜑 → {𝑏 ∣ (𝑏 ∈ (𝑅1‘dom 𝑧) ∧ (rank‘𝑏) = (rank‘𝑎))} ⊆ {𝑏 ∣ 𝑏 ∈ (𝑅1‘suc (rank‘𝑎))})
24		df-rab 3390	. . . . 5 ⊢ {𝑏 ∈ (𝑅1‘dom 𝑧) ∣ (rank‘𝑏) = (rank‘𝑎)} = {𝑏 ∣ (𝑏 ∈ (𝑅1‘dom 𝑧) ∧ (rank‘𝑏) = (rank‘𝑎))}
25		abid1 2872	. . . . 5 ⊢ (𝑅1‘suc (rank‘𝑎)) = {𝑏 ∣ 𝑏 ∈ (𝑅1‘suc (rank‘𝑎))}
26	23, 24, 25	3sstr4g 3975	. . . 4 ⊢ (𝜑 → {𝑏 ∈ (𝑅1‘dom 𝑧) ∣ (rank‘𝑏) = (rank‘𝑎)} ⊆ (𝑅1‘suc (rank‘𝑎)))
27	26	adantr 480	. . 3 ⊢ ((𝜑 ∧ 𝑎 ∈ (𝑅1‘dom 𝑧)) → {𝑏 ∈ (𝑅1‘dom 𝑧) ∣ (rank‘𝑏) = (rank‘𝑎)} ⊆ (𝑅1‘suc (rank‘𝑎)))
28		fveq2 6840	. . . . 5 ⊢ (𝑏 = suc (rank‘𝑎) → (𝑧‘𝑏) = (𝑧‘suc (rank‘𝑎)))
29		fveq2 6840	. . . . 5 ⊢ (𝑏 = suc (rank‘𝑎) → (𝑅1‘𝑏) = (𝑅1‘suc (rank‘𝑎)))
30	28, 29	weeq12d 5620	. . . 4 ⊢ (𝑏 = suc (rank‘𝑎) → ((𝑧‘𝑏) We (𝑅1‘𝑏) ↔ (𝑧‘suc (rank‘𝑎)) We (𝑅1‘suc (rank‘𝑎))))
31		aomclem4.we	. . . . . 6 ⊢ (𝜑 → ∀𝑎 ∈ dom 𝑧(𝑧‘𝑎) We (𝑅1‘𝑎))
32		fveq2 6840	. . . . . . . 8 ⊢ (𝑎 = 𝑏 → (𝑧‘𝑎) = (𝑧‘𝑏))
33		fveq2 6840	. . . . . . . 8 ⊢ (𝑎 = 𝑏 → (𝑅1‘𝑎) = (𝑅1‘𝑏))
34	32, 33	weeq12d 5620	. . . . . . 7 ⊢ (𝑎 = 𝑏 → ((𝑧‘𝑎) We (𝑅1‘𝑎) ↔ (𝑧‘𝑏) We (𝑅1‘𝑏)))
35	34	cbvralvw 3215	. . . . . 6 ⊢ (∀𝑎 ∈ dom 𝑧(𝑧‘𝑎) We (𝑅1‘𝑎) ↔ ∀𝑏 ∈ dom 𝑧(𝑧‘𝑏) We (𝑅1‘𝑏))
36	31, 35	sylib 218	. . . . 5 ⊢ (𝜑 → ∀𝑏 ∈ dom 𝑧(𝑧‘𝑏) We (𝑅1‘𝑏))
37	36	adantr 480	. . . 4 ⊢ ((𝜑 ∧ 𝑎 ∈ (𝑅1‘dom 𝑧)) → ∀𝑏 ∈ dom 𝑧(𝑧‘𝑏) We (𝑅1‘𝑏))
38		rankr1ai 9722	. . . . . 6 ⊢ (𝑎 ∈ (𝑅1‘dom 𝑧) → (rank‘𝑎) ∈ dom 𝑧)
39	38	adantl 481	. . . . 5 ⊢ ((𝜑 ∧ 𝑎 ∈ (𝑅1‘dom 𝑧)) → (rank‘𝑎) ∈ dom 𝑧)
40		eloni 6333	. . . . . . . 8 ⊢ (dom 𝑧 ∈ On → Ord dom 𝑧)
41	10, 40	syl 17	. . . . . . 7 ⊢ (𝜑 → Ord dom 𝑧)
42		aomclem4.su	. . . . . . 7 ⊢ (𝜑 → dom 𝑧 = ∪ dom 𝑧)
43		limsuc2 43469	. . . . . . 7 ⊢ ((Ord dom 𝑧 ∧ dom 𝑧 = ∪ dom 𝑧) → ((rank‘𝑎) ∈ dom 𝑧 ↔ suc (rank‘𝑎) ∈ dom 𝑧))
44	41, 42, 43	syl2anc 585	. . . . . 6 ⊢ (𝜑 → ((rank‘𝑎) ∈ dom 𝑧 ↔ suc (rank‘𝑎) ∈ dom 𝑧))
45	44	adantr 480	. . . . 5 ⊢ ((𝜑 ∧ 𝑎 ∈ (𝑅1‘dom 𝑧)) → ((rank‘𝑎) ∈ dom 𝑧 ↔ suc (rank‘𝑎) ∈ dom 𝑧))
46	39, 45	mpbid 232	. . . 4 ⊢ ((𝜑 ∧ 𝑎 ∈ (𝑅1‘dom 𝑧)) → suc (rank‘𝑎) ∈ dom 𝑧)
47	30, 37, 46	rspcdva 3565	. . 3 ⊢ ((𝜑 ∧ 𝑎 ∈ (𝑅1‘dom 𝑧)) → (𝑧‘suc (rank‘𝑎)) We (𝑅1‘suc (rank‘𝑎)))
48		wess 5617	. . 3 ⊢ ({𝑏 ∈ (𝑅1‘dom 𝑧) ∣ (rank‘𝑏) = (rank‘𝑎)} ⊆ (𝑅1‘suc (rank‘𝑎)) → ((𝑧‘suc (rank‘𝑎)) We (𝑅1‘suc (rank‘𝑎)) → (𝑧‘suc (rank‘𝑎)) We {𝑏 ∈ (𝑅1‘dom 𝑧) ∣ (rank‘𝑏) = (rank‘𝑎)}))
49	27, 47, 48	sylc 65	. 2 ⊢ ((𝜑 ∧ 𝑎 ∈ (𝑅1‘dom 𝑧)) → (𝑧‘suc (rank‘𝑎)) We {𝑏 ∈ (𝑅1‘dom 𝑧) ∣ (rank‘𝑏) = (rank‘𝑎)})
50		rankf 9718	. . . 4 ⊢ rank:∪ (𝑅1 “ On)⟶On
51	50	a1i 11	. . 3 ⊢ (𝜑 → rank:∪ (𝑅1 “ On)⟶On)
52	51, 14	fssresd 6707	. 2 ⊢ (𝜑 → (rank ↾ (𝑅1‘dom 𝑧)):(𝑅1‘dom 𝑧)⟶On)
53		epweon 7729	. . 3 ⊢ E We On
54	53	a1i 11	. 2 ⊢ (𝜑 → E We On)
55	2, 3, 49, 52, 54	fnwe2 43481	1 ⊢ (𝜑 → 𝐹 We (𝑅1‘dom 𝑧))

Syntax hints:   → wi 4   ↔ wb 206   ∧ wa 395   ∨ wo 848   = wceq 1542   ∈ wcel 2114  {cab 2714  ∀wral 3051  {crab 3389   ⊆ wss 3889  ∪ cuni 4850   class class class wbr 5085  {copab 5147   E cep 5530   We wwe 5583  dom cdm 5631   “ cima 5634  Ord word 6322  Oncon0 6323  suc csuc 6325  Fun wfun 6492   Fn wfn 6493  ⟶wf 6494  ‘cfv 6498  𝑅₁cr1 9686  rankcrnk 9687

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1797  ax-4 1811  ax-5 1912  ax-6 1969  ax-7 2010  ax-8 2116  ax-9 2124  ax-10 2147  ax-11 2163  ax-12 2185  ax-ext 2708  ax-rep 5212  ax-sep 5231  ax-nul 5241  ax-pow 5307  ax-pr 5375  ax-un 7689

This theorem depends on definitions:  df-bi 207  df-an 396  df-or 849  df-3or 1088  df-3an 1089  df-tru 1545  df-fal 1555  df-ex 1782  df-nf 1786  df-sb 2069  df-mo 2539  df-eu 2569  df-clab 2715  df-cleq 2728  df-clel 2811  df-nfc 2885  df-ne 2933  df-ral 3052  df-rex 3062  df-reu 3343  df-rab 3390  df-v 3431  df-sbc 3729  df-csb 3838  df-dif 3892  df-un 3894  df-in 3896  df-ss 3906  df-pss 3909  df-nul 4274  df-if 4467  df-pw 4543  df-sn 4568  df-pr 4570  df-tp 4572  df-op 4574  df-uni 4851  df-int 4890  df-iun 4935  df-br 5086  df-opab 5148  df-mpt 5167  df-tr 5193  df-id 5526  df-eprel 5531  df-po 5539  df-so 5540  df-fr 5584  df-we 5586  df-xp 5637  df-rel 5638  df-cnv 5639  df-co 5640  df-dm 5641  df-rn 5642  df-res 5643  df-ima 5644  df-pred 6265  df-ord 6326  df-on 6327  df-lim 6328  df-suc 6329  df-iota 6454  df-fun 6500  df-fn 6501  df-f 6502  df-f1 6503  df-fo 6504  df-f1o 6505  df-fv 6506  df-ov 7370  df-om 7818  df-2nd 7943  df-frecs 8231  df-wrecs 8262  df-recs 8311  df-rdg 8349  df-r1 9688  df-rank 9689

This theorem is referenced by:  aomclem5  43486