Theorem ramub2 15556

Description: It is sufficient to check the Ramsey property on finite sets of size equal to the upper bound. (Contributed by Mario Carneiro, 23-Apr-2015.)

Hypotheses

Ref	Expression
rami.c	⊢ 𝐶 = (𝑎 ∈ V, 𝑖 ∈ ℕ0 ↦ {𝑏 ∈ 𝒫 𝑎 ∣ (#‘𝑏) = 𝑖})
rami.m	⊢ (𝜑 → 𝑀 ∈ ℕ0)
rami.r	⊢ (𝜑 → 𝑅 ∈ 𝑉)
rami.f	⊢ (𝜑 → 𝐹:𝑅⟶ℕ0)
ramub2.n	⊢ (𝜑 → 𝑁 ∈ ℕ0)
ramub2.i	⊢ ((𝜑 ∧ ((#‘𝑠) = 𝑁 ∧ 𝑓:(𝑠𝐶𝑀)⟶𝑅)) → ∃𝑐 ∈ 𝑅 ∃𝑥 ∈ 𝒫 𝑠((𝐹‘𝑐) ≤ (#‘𝑥) ∧ (𝑥𝐶𝑀) ⊆ (◡𝑓 “ {𝑐})))

Assertion

Ref	Expression
ramub2	⊢ (𝜑 → (𝑀 Ramsey 𝐹) ≤ 𝑁)

Distinct variable groups:   𝑓,𝑐,𝑠,𝑥,𝐶   𝜑,𝑐,𝑓,𝑠,𝑥   𝐹,𝑐,𝑓,𝑠,𝑥   𝑎,𝑏,𝑐,𝑓,𝑖,𝑠,𝑥,𝑀   𝑅,𝑐,𝑓,𝑠,𝑥   𝑁,𝑎,𝑐,𝑓,𝑖,𝑠,𝑥   𝑉,𝑐,𝑓,𝑠,𝑥

Allowed substitution hints:   𝜑(𝑖,𝑎,𝑏)   𝐶(𝑖,𝑎,𝑏)   𝑅(𝑖,𝑎,𝑏)   𝐹(𝑖,𝑎,𝑏)   𝑁(𝑏)   𝑉(𝑖,𝑎,𝑏)

Proof of Theorem ramub2

Dummy variables 𝑔 𝑡 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		rami.c	. 2 ⊢ 𝐶 = (𝑎 ∈ V, 𝑖 ∈ ℕ0 ↦ {𝑏 ∈ 𝒫 𝑎 ∣ (#‘𝑏) = 𝑖})
2		rami.m	. 2 ⊢ (𝜑 → 𝑀 ∈ ℕ0)
3		rami.r	. 2 ⊢ (𝜑 → 𝑅 ∈ 𝑉)
4		rami.f	. 2 ⊢ (𝜑 → 𝐹:𝑅⟶ℕ0)
5		ramub2.n	. 2 ⊢ (𝜑 → 𝑁 ∈ ℕ0)
6	5	adantr 480	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) → 𝑁 ∈ ℕ0)
7		hashfz1 12996	. . . . . . 7 ⊢ (𝑁 ∈ ℕ0 → (#‘(1...𝑁)) = 𝑁)
8	6, 7	syl 17	. . . . . 6 ⊢ ((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) → (#‘(1...𝑁)) = 𝑁)
9		simprl 790	. . . . . 6 ⊢ ((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) → 𝑁 ≤ (#‘𝑡))
10	8, 9	eqbrtrd 4605	. . . . 5 ⊢ ((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) → (#‘(1...𝑁)) ≤ (#‘𝑡))
11		fzfid 12634	. . . . . 6 ⊢ ((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) → (1...𝑁) ∈ Fin)
12		vex 3176	. . . . . 6 ⊢ 𝑡 ∈ V
13		hashdom 13029	. . . . . 6 ⊢ (((1...𝑁) ∈ Fin ∧ 𝑡 ∈ V) → ((#‘(1...𝑁)) ≤ (#‘𝑡) ↔ (1...𝑁) ≼ 𝑡))
14	11, 12, 13	sylancl 693	. . . . 5 ⊢ ((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) → ((#‘(1...𝑁)) ≤ (#‘𝑡) ↔ (1...𝑁) ≼ 𝑡))
15	10, 14	mpbid 221	. . . 4 ⊢ ((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) → (1...𝑁) ≼ 𝑡)
16	12	domen 7854	. . . 4 ⊢ ((1...𝑁) ≼ 𝑡 ↔ ∃𝑠((1...𝑁) ≈ 𝑠 ∧ 𝑠 ⊆ 𝑡))
17	15, 16	sylib 207	. . 3 ⊢ ((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) → ∃𝑠((1...𝑁) ≈ 𝑠 ∧ 𝑠 ⊆ 𝑡))
18		simpll 786	. . . . 5 ⊢ (((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) ∧ ((1...𝑁) ≈ 𝑠 ∧ 𝑠 ⊆ 𝑡)) → 𝜑)
19		ensym 7891	. . . . . . . 8 ⊢ ((1...𝑁) ≈ 𝑠 → 𝑠 ≈ (1...𝑁))
20	19	ad2antrl 760	. . . . . . 7 ⊢ (((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) ∧ ((1...𝑁) ≈ 𝑠 ∧ 𝑠 ⊆ 𝑡)) → 𝑠 ≈ (1...𝑁))
21		hasheni 12998	. . . . . . 7 ⊢ (𝑠 ≈ (1...𝑁) → (#‘𝑠) = (#‘(1...𝑁)))
22	20, 21	syl 17	. . . . . 6 ⊢ (((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) ∧ ((1...𝑁) ≈ 𝑠 ∧ 𝑠 ⊆ 𝑡)) → (#‘𝑠) = (#‘(1...𝑁)))
23	5	ad2antrr 758	. . . . . . 7 ⊢ (((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) ∧ ((1...𝑁) ≈ 𝑠 ∧ 𝑠 ⊆ 𝑡)) → 𝑁 ∈ ℕ0)
24	23, 7	syl 17	. . . . . 6 ⊢ (((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) ∧ ((1...𝑁) ≈ 𝑠 ∧ 𝑠 ⊆ 𝑡)) → (#‘(1...𝑁)) = 𝑁)
25	22, 24	eqtrd 2644	. . . . 5 ⊢ (((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) ∧ ((1...𝑁) ≈ 𝑠 ∧ 𝑠 ⊆ 𝑡)) → (#‘𝑠) = 𝑁)
26		simplrr 797	. . . . . 6 ⊢ (((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) ∧ ((1...𝑁) ≈ 𝑠 ∧ 𝑠 ⊆ 𝑡)) → 𝑔:(𝑡𝐶𝑀)⟶𝑅)
27	12	a1i 11	. . . . . . 7 ⊢ (((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) ∧ ((1...𝑁) ≈ 𝑠 ∧ 𝑠 ⊆ 𝑡)) → 𝑡 ∈ V)
28		simprr 792	. . . . . . 7 ⊢ (((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) ∧ ((1...𝑁) ≈ 𝑠 ∧ 𝑠 ⊆ 𝑡)) → 𝑠 ⊆ 𝑡)
29	2	ad2antrr 758	. . . . . . 7 ⊢ (((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) ∧ ((1...𝑁) ≈ 𝑠 ∧ 𝑠 ⊆ 𝑡)) → 𝑀 ∈ ℕ0)
30	1	hashbcss 15546	. . . . . . 7 ⊢ ((𝑡 ∈ V ∧ 𝑠 ⊆ 𝑡 ∧ 𝑀 ∈ ℕ0) → (𝑠𝐶𝑀) ⊆ (𝑡𝐶𝑀))
31	27, 28, 29, 30	syl3anc 1318	. . . . . 6 ⊢ (((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) ∧ ((1...𝑁) ≈ 𝑠 ∧ 𝑠 ⊆ 𝑡)) → (𝑠𝐶𝑀) ⊆ (𝑡𝐶𝑀))
32	26, 31	fssresd 5984	. . . . 5 ⊢ (((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) ∧ ((1...𝑁) ≈ 𝑠 ∧ 𝑠 ⊆ 𝑡)) → (𝑔 ↾ (𝑠𝐶𝑀)):(𝑠𝐶𝑀)⟶𝑅)
33		vex 3176	. . . . . . 7 ⊢ 𝑔 ∈ V
34	33	resex 5363	. . . . . 6 ⊢ (𝑔 ↾ (𝑠𝐶𝑀)) ∈ V
35		feq1 5939	. . . . . . . . 9 ⊢ (𝑓 = (𝑔 ↾ (𝑠𝐶𝑀)) → (𝑓:(𝑠𝐶𝑀)⟶𝑅 ↔ (𝑔 ↾ (𝑠𝐶𝑀)):(𝑠𝐶𝑀)⟶𝑅))
36	35	anbi2d 736	. . . . . . . 8 ⊢ (𝑓 = (𝑔 ↾ (𝑠𝐶𝑀)) → (((#‘𝑠) = 𝑁 ∧ 𝑓:(𝑠𝐶𝑀)⟶𝑅) ↔ ((#‘𝑠) = 𝑁 ∧ (𝑔 ↾ (𝑠𝐶𝑀)):(𝑠𝐶𝑀)⟶𝑅)))
37	36	anbi2d 736	. . . . . . 7 ⊢ (𝑓 = (𝑔 ↾ (𝑠𝐶𝑀)) → ((𝜑 ∧ ((#‘𝑠) = 𝑁 ∧ 𝑓:(𝑠𝐶𝑀)⟶𝑅)) ↔ (𝜑 ∧ ((#‘𝑠) = 𝑁 ∧ (𝑔 ↾ (𝑠𝐶𝑀)):(𝑠𝐶𝑀)⟶𝑅))))
38		cnveq 5218	. . . . . . . . . . . 12 ⊢ (𝑓 = (𝑔 ↾ (𝑠𝐶𝑀)) → ◡𝑓 = ◡(𝑔 ↾ (𝑠𝐶𝑀)))
39	38	imaeq1d 5384	. . . . . . . . . . 11 ⊢ (𝑓 = (𝑔 ↾ (𝑠𝐶𝑀)) → (◡𝑓 “ {𝑐}) = (◡(𝑔 ↾ (𝑠𝐶𝑀)) “ {𝑐}))
40		cnvresima 5541	. . . . . . . . . . 11 ⊢ (◡(𝑔 ↾ (𝑠𝐶𝑀)) “ {𝑐}) = ((◡𝑔 “ {𝑐}) ∩ (𝑠𝐶𝑀))
41	39, 40	syl6eq 2660	. . . . . . . . . 10 ⊢ (𝑓 = (𝑔 ↾ (𝑠𝐶𝑀)) → (◡𝑓 “ {𝑐}) = ((◡𝑔 “ {𝑐}) ∩ (𝑠𝐶𝑀)))
42	41	sseq2d 3596	. . . . . . . . 9 ⊢ (𝑓 = (𝑔 ↾ (𝑠𝐶𝑀)) → ((𝑥𝐶𝑀) ⊆ (◡𝑓 “ {𝑐}) ↔ (𝑥𝐶𝑀) ⊆ ((◡𝑔 “ {𝑐}) ∩ (𝑠𝐶𝑀))))
43	42	anbi2d 736	. . . . . . . 8 ⊢ (𝑓 = (𝑔 ↾ (𝑠𝐶𝑀)) → (((𝐹‘𝑐) ≤ (#‘𝑥) ∧ (𝑥𝐶𝑀) ⊆ (◡𝑓 “ {𝑐})) ↔ ((𝐹‘𝑐) ≤ (#‘𝑥) ∧ (𝑥𝐶𝑀) ⊆ ((◡𝑔 “ {𝑐}) ∩ (𝑠𝐶𝑀)))))
44	43	2rexbidv 3039	. . . . . . 7 ⊢ (𝑓 = (𝑔 ↾ (𝑠𝐶𝑀)) → (∃𝑐 ∈ 𝑅 ∃𝑥 ∈ 𝒫 𝑠((𝐹‘𝑐) ≤ (#‘𝑥) ∧ (𝑥𝐶𝑀) ⊆ (◡𝑓 “ {𝑐})) ↔ ∃𝑐 ∈ 𝑅 ∃𝑥 ∈ 𝒫 𝑠((𝐹‘𝑐) ≤ (#‘𝑥) ∧ (𝑥𝐶𝑀) ⊆ ((◡𝑔 “ {𝑐}) ∩ (𝑠𝐶𝑀)))))
45	37, 44	imbi12d 333	. . . . . 6 ⊢ (𝑓 = (𝑔 ↾ (𝑠𝐶𝑀)) → (((𝜑 ∧ ((#‘𝑠) = 𝑁 ∧ 𝑓:(𝑠𝐶𝑀)⟶𝑅)) → ∃𝑐 ∈ 𝑅 ∃𝑥 ∈ 𝒫 𝑠((𝐹‘𝑐) ≤ (#‘𝑥) ∧ (𝑥𝐶𝑀) ⊆ (◡𝑓 “ {𝑐}))) ↔ ((𝜑 ∧ ((#‘𝑠) = 𝑁 ∧ (𝑔 ↾ (𝑠𝐶𝑀)):(𝑠𝐶𝑀)⟶𝑅)) → ∃𝑐 ∈ 𝑅 ∃𝑥 ∈ 𝒫 𝑠((𝐹‘𝑐) ≤ (#‘𝑥) ∧ (𝑥𝐶𝑀) ⊆ ((◡𝑔 “ {𝑐}) ∩ (𝑠𝐶𝑀))))))
46		ramub2.i	. . . . . 6 ⊢ ((𝜑 ∧ ((#‘𝑠) = 𝑁 ∧ 𝑓:(𝑠𝐶𝑀)⟶𝑅)) → ∃𝑐 ∈ 𝑅 ∃𝑥 ∈ 𝒫 𝑠((𝐹‘𝑐) ≤ (#‘𝑥) ∧ (𝑥𝐶𝑀) ⊆ (◡𝑓 “ {𝑐})))
47	34, 45, 46	vtocl 3232	. . . . 5 ⊢ ((𝜑 ∧ ((#‘𝑠) = 𝑁 ∧ (𝑔 ↾ (𝑠𝐶𝑀)):(𝑠𝐶𝑀)⟶𝑅)) → ∃𝑐 ∈ 𝑅 ∃𝑥 ∈ 𝒫 𝑠((𝐹‘𝑐) ≤ (#‘𝑥) ∧ (𝑥𝐶𝑀) ⊆ ((◡𝑔 “ {𝑐}) ∩ (𝑠𝐶𝑀))))
48	18, 25, 32, 47	syl12anc 1316	. . . 4 ⊢ (((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) ∧ ((1...𝑁) ≈ 𝑠 ∧ 𝑠 ⊆ 𝑡)) → ∃𝑐 ∈ 𝑅 ∃𝑥 ∈ 𝒫 𝑠((𝐹‘𝑐) ≤ (#‘𝑥) ∧ (𝑥𝐶𝑀) ⊆ ((◡𝑔 “ {𝑐}) ∩ (𝑠𝐶𝑀))))
49		sstr 3576	. . . . . . . . . 10 ⊢ ((𝑥 ⊆ 𝑠 ∧ 𝑠 ⊆ 𝑡) → 𝑥 ⊆ 𝑡)
50	49	expcom 450	. . . . . . . . 9 ⊢ (𝑠 ⊆ 𝑡 → (𝑥 ⊆ 𝑠 → 𝑥 ⊆ 𝑡))
51	50	ad2antll 761	. . . . . . . 8 ⊢ (((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) ∧ ((1...𝑁) ≈ 𝑠 ∧ 𝑠 ⊆ 𝑡)) → (𝑥 ⊆ 𝑠 → 𝑥 ⊆ 𝑡))
52		selpw 4115	. . . . . . . 8 ⊢ (𝑥 ∈ 𝒫 𝑠 ↔ 𝑥 ⊆ 𝑠)
53		selpw 4115	. . . . . . . 8 ⊢ (𝑥 ∈ 𝒫 𝑡 ↔ 𝑥 ⊆ 𝑡)
54	51, 52, 53	3imtr4g 284	. . . . . . 7 ⊢ (((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) ∧ ((1...𝑁) ≈ 𝑠 ∧ 𝑠 ⊆ 𝑡)) → (𝑥 ∈ 𝒫 𝑠 → 𝑥 ∈ 𝒫 𝑡))
55		id 22	. . . . . . . . . 10 ⊢ ((𝑥𝐶𝑀) ⊆ ((◡𝑔 “ {𝑐}) ∩ (𝑠𝐶𝑀)) → (𝑥𝐶𝑀) ⊆ ((◡𝑔 “ {𝑐}) ∩ (𝑠𝐶𝑀)))
56		inss1 3795	. . . . . . . . . 10 ⊢ ((◡𝑔 “ {𝑐}) ∩ (𝑠𝐶𝑀)) ⊆ (◡𝑔 “ {𝑐})
57	55, 56	syl6ss 3580	. . . . . . . . 9 ⊢ ((𝑥𝐶𝑀) ⊆ ((◡𝑔 “ {𝑐}) ∩ (𝑠𝐶𝑀)) → (𝑥𝐶𝑀) ⊆ (◡𝑔 “ {𝑐}))
58	57	a1i 11	. . . . . . . 8 ⊢ (((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) ∧ ((1...𝑁) ≈ 𝑠 ∧ 𝑠 ⊆ 𝑡)) → ((𝑥𝐶𝑀) ⊆ ((◡𝑔 “ {𝑐}) ∩ (𝑠𝐶𝑀)) → (𝑥𝐶𝑀) ⊆ (◡𝑔 “ {𝑐})))
59	58	anim2d 587	. . . . . . 7 ⊢ (((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) ∧ ((1...𝑁) ≈ 𝑠 ∧ 𝑠 ⊆ 𝑡)) → (((𝐹‘𝑐) ≤ (#‘𝑥) ∧ (𝑥𝐶𝑀) ⊆ ((◡𝑔 “ {𝑐}) ∩ (𝑠𝐶𝑀))) → ((𝐹‘𝑐) ≤ (#‘𝑥) ∧ (𝑥𝐶𝑀) ⊆ (◡𝑔 “ {𝑐}))))
60	54, 59	anim12d 584	. . . . . 6 ⊢ (((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) ∧ ((1...𝑁) ≈ 𝑠 ∧ 𝑠 ⊆ 𝑡)) → ((𝑥 ∈ 𝒫 𝑠 ∧ ((𝐹‘𝑐) ≤ (#‘𝑥) ∧ (𝑥𝐶𝑀) ⊆ ((◡𝑔 “ {𝑐}) ∩ (𝑠𝐶𝑀)))) → (𝑥 ∈ 𝒫 𝑡 ∧ ((𝐹‘𝑐) ≤ (#‘𝑥) ∧ (𝑥𝐶𝑀) ⊆ (◡𝑔 “ {𝑐})))))
61	60	reximdv2 2997	. . . . 5 ⊢ (((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) ∧ ((1...𝑁) ≈ 𝑠 ∧ 𝑠 ⊆ 𝑡)) → (∃𝑥 ∈ 𝒫 𝑠((𝐹‘𝑐) ≤ (#‘𝑥) ∧ (𝑥𝐶𝑀) ⊆ ((◡𝑔 “ {𝑐}) ∩ (𝑠𝐶𝑀))) → ∃𝑥 ∈ 𝒫 𝑡((𝐹‘𝑐) ≤ (#‘𝑥) ∧ (𝑥𝐶𝑀) ⊆ (◡𝑔 “ {𝑐}))))
62	61	reximdv 2999	. . . 4 ⊢ (((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) ∧ ((1...𝑁) ≈ 𝑠 ∧ 𝑠 ⊆ 𝑡)) → (∃𝑐 ∈ 𝑅 ∃𝑥 ∈ 𝒫 𝑠((𝐹‘𝑐) ≤ (#‘𝑥) ∧ (𝑥𝐶𝑀) ⊆ ((◡𝑔 “ {𝑐}) ∩ (𝑠𝐶𝑀))) → ∃𝑐 ∈ 𝑅 ∃𝑥 ∈ 𝒫 𝑡((𝐹‘𝑐) ≤ (#‘𝑥) ∧ (𝑥𝐶𝑀) ⊆ (◡𝑔 “ {𝑐}))))
63	48, 62	mpd 15	. . 3 ⊢ (((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) ∧ ((1...𝑁) ≈ 𝑠 ∧ 𝑠 ⊆ 𝑡)) → ∃𝑐 ∈ 𝑅 ∃𝑥 ∈ 𝒫 𝑡((𝐹‘𝑐) ≤ (#‘𝑥) ∧ (𝑥𝐶𝑀) ⊆ (◡𝑔 “ {𝑐})))
64	17, 63	exlimddv 1850	. 2 ⊢ ((𝜑 ∧ (𝑁 ≤ (#‘𝑡) ∧ 𝑔:(𝑡𝐶𝑀)⟶𝑅)) → ∃𝑐 ∈ 𝑅 ∃𝑥 ∈ 𝒫 𝑡((𝐹‘𝑐) ≤ (#‘𝑥) ∧ (𝑥𝐶𝑀) ⊆ (◡𝑔 “ {𝑐})))
65	1, 2, 3, 4, 5, 64	ramub 15555	1 ⊢ (𝜑 → (𝑀 Ramsey 𝐹) ≤ 𝑁)

Syntax hints:   → wi 4   ↔ wb 195   ∧ wa 383   = wceq 1475  ∃wex 1695   ∈ wcel 1977  ∃wrex 2897  {crab 2900  Vcvv 3173   ∩ cin 3539   ⊆ wss 3540  𝒫 cpw 4108  {csn 4125   class class class wbr 4583  ^◡ccnv 5037   ↾ cres 5040   “ cima 5041  ⟶wf 5800  ‘cfv 5804  (class class class)co 6549   ↦ cmpt2 6551   ≈ cen 7838   ≼ cdom 7839  Fincfn 7841  1c1 9816   ≤ cle 9954  ℕ₀cn0 11169  ...cfz 12197  #chash 12979   Ramsey cram 15541

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1713  ax-4 1728  ax-5 1827  ax-6 1875  ax-7 1922  ax-8 1979  ax-9 1986  ax-10 2006  ax-11 2021  ax-12 2034  ax-13 2234  ax-ext 2590  ax-rep 4699  ax-sep 4709  ax-nul 4717  ax-pow 4769  ax-pr 4833  ax-un 6847  ax-cnex 9871  ax-resscn 9872  ax-1cn 9873  ax-icn 9874  ax-addcl 9875  ax-addrcl 9876  ax-mulcl 9877  ax-mulrcl 9878  ax-mulcom 9879  ax-addass 9880  ax-mulass 9881  ax-distr 9882  ax-i2m1 9883  ax-1ne0 9884  ax-1rid 9885  ax-rnegex 9886  ax-rrecex 9887  ax-cnre 9888  ax-pre-lttri 9889  ax-pre-lttrn 9890  ax-pre-ltadd 9891  ax-pre-mulgt0 9892

This theorem depends on definitions:  df-bi 196  df-or 384  df-an 385  df-3or 1032  df-3an 1033  df-tru 1478  df-ex 1696  df-nf 1701  df-sb 1868  df-eu 2462  df-mo 2463  df-clab 2597  df-cleq 2603  df-clel 2606  df-nfc 2740  df-ne 2782  df-nel 2783  df-ral 2901  df-rex 2902  df-reu 2903  df-rmo 2904  df-rab 2905  df-v 3175  df-sbc 3403  df-csb 3500  df-dif 3543  df-un 3545  df-in 3547  df-ss 3554  df-pss 3556  df-nul 3875  df-if 4037  df-pw 4110  df-sn 4126  df-pr 4128  df-tp 4130  df-op 4132  df-uni 4373  df-int 4411  df-iun 4457  df-br 4584  df-opab 4644  df-mpt 4645  df-tr 4681  df-eprel 4949  df-id 4953  df-po 4959  df-so 4960  df-fr 4997  df-we 4999  df-xp 5044  df-rel 5045  df-cnv 5046  df-co 5047  df-dm 5048  df-rn 5049  df-res 5050  df-ima 5051  df-pred 5597  df-ord 5643  df-on 5644  df-lim 5645  df-suc 5646  df-iota 5768  df-fun 5806  df-fn 5807  df-f 5808  df-f1 5809  df-fo 5810  df-f1o 5811  df-fv 5812  df-riota 6511  df-ov 6552  df-oprab 6553  df-mpt2 6554  df-om 6958  df-1st 7059  df-2nd 7060  df-wrecs 7294  df-recs 7355  df-rdg 7393  df-1o 7447  df-oadd 7451  df-er 7629  df-map 7746  df-en 7842  df-dom 7843  df-sdom 7844  df-fin 7845  df-sup 8231  df-inf 8232  df-card 8648  df-pnf 9955  df-mnf 9956  df-xr 9957  df-ltxr 9958  df-le 9959  df-sub 10147  df-neg 10148  df-nn 10898  df-n0 11170  df-xnn0 11241  df-z 11255  df-uz 11564  df-fz 12198  df-hash 12980  df-ram 15543

This theorem is referenced by:  ramub1  15570