erdszelem11 - Mathbox for Mario Carneiro

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Theorem erdszelem11 33795

Description: Lemma for erdsze 33796. (Contributed by Mario Carneiro, 22-Jan-2015.)

**Hypotheses**
Ref	Expression
erdsze.n	⊢ (𝜑 → 𝑁 ∈ ℕ)
erdsze.f	⊢ (𝜑 → 𝐹:(1...𝑁)–1-1→ℝ)
erdszelem.i	⊢ 𝐼 = (𝑥 ∈ (1...𝑁) ↦ sup((♯ “ {𝑦 ∈ 𝒫 (1...𝑥) ∣ ((𝐹 ↾ 𝑦) Isom < , < (𝑦, (𝐹 “ 𝑦)) ∧ 𝑥 ∈ 𝑦)}), ℝ, < ))
erdszelem.j	⊢ 𝐽 = (𝑥 ∈ (1...𝑁) ↦ sup((♯ “ {𝑦 ∈ 𝒫 (1...𝑥) ∣ ((𝐹 ↾ 𝑦) Isom < , ^◡ < (𝑦, (𝐹 “ 𝑦)) ∧ 𝑥 ∈ 𝑦)}), ℝ, < ))
erdszelem.t	⊢ 𝑇 = (𝑛 ∈ (1...𝑁) ↦ ⟨(𝐼‘𝑛), (𝐽‘𝑛)⟩)
erdszelem.r	⊢ (𝜑 → 𝑅 ∈ ℕ)
erdszelem.s	⊢ (𝜑 → 𝑆 ∈ ℕ)
erdszelem.m	⊢ (𝜑 → ((𝑅 − 1) · (𝑆 − 1)) < 𝑁)

**Assertion**
Ref	Expression
erdszelem11	⊢ (𝜑 → ∃𝑠 ∈ 𝒫 (1...𝑁)((𝑅 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , < (𝑠, (𝐹 “ 𝑠))) ∨ (𝑆 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , ^◡ < (𝑠, (𝐹 “ 𝑠)))))

Distinct variable groups: 𝑥,𝑦 𝑛,𝑠,𝑥,𝑦,𝐹 𝑛,𝐼,𝑠,𝑥,𝑦 𝑛,𝐽,𝑠,𝑥,𝑦 𝑅,𝑠,𝑥,𝑦 𝑛,𝑁,𝑠,𝑥,𝑦 𝜑,𝑛,𝑠,𝑥,𝑦 𝑆,𝑠,𝑥,𝑦 𝑇,𝑠 Allowed substitution hints: 𝑅(𝑛) 𝑆(𝑛) 𝑇(𝑥,𝑦,𝑛)

Proof of Theorem erdszelem11 Dummy variable 𝑚 is distinct from all other variables.

Step	Hyp	Ref	Expression
1		erdsze.n	. . . 4 ⊢ (𝜑 → 𝑁 ∈ ℕ)
2		erdsze.f	. . . 4 ⊢ (𝜑 → 𝐹:(1...𝑁)–1-1→ℝ)
3		erdszelem.i	. . . 4 ⊢ 𝐼 = (𝑥 ∈ (1...𝑁) ↦ sup((♯ “ {𝑦 ∈ 𝒫 (1...𝑥) ∣ ((𝐹 ↾ 𝑦) Isom < , < (𝑦, (𝐹 “ 𝑦)) ∧ 𝑥 ∈ 𝑦)}), ℝ, < ))
4		erdszelem.j	. . . 4 ⊢ 𝐽 = (𝑥 ∈ (1...𝑁) ↦ sup((♯ “ {𝑦 ∈ 𝒫 (1...𝑥) ∣ ((𝐹 ↾ 𝑦) Isom < , ^◡ < (𝑦, (𝐹 “ 𝑦)) ∧ 𝑥 ∈ 𝑦)}), ℝ, < ))
5		erdszelem.t	. . . 4 ⊢ 𝑇 = (𝑛 ∈ (1...𝑁) ↦ ⟨(𝐼‘𝑛), (𝐽‘𝑛)⟩)
6		erdszelem.r	. . . 4 ⊢ (𝜑 → 𝑅 ∈ ℕ)
7		erdszelem.s	. . . 4 ⊢ (𝜑 → 𝑆 ∈ ℕ)
8		erdszelem.m	. . . 4 ⊢ (𝜑 → ((𝑅 − 1) · (𝑆 − 1)) < 𝑁)
9	1, 2, 3, 4, 5, 6, 7, 8	erdszelem10 33794	. . 3 ⊢ (𝜑 → ∃𝑚 ∈ (1...𝑁)(¬ (𝐼‘𝑚) ∈ (1...(𝑅 − 1)) ∨ ¬ (𝐽‘𝑚) ∈ (1...(𝑆 − 1))))
10	1	adantr 481	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑚 ∈ (1...𝑁) ∧ ¬ (𝐼‘𝑚) ∈ (1...(𝑅 − 1)))) → 𝑁 ∈ ℕ)
11	2	adantr 481	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑚 ∈ (1...𝑁) ∧ ¬ (𝐼‘𝑚) ∈ (1...(𝑅 − 1)))) → 𝐹:(1...𝑁)–1-1→ℝ)
12		ltso 11235	. . . . . . 7 ⊢ < Or ℝ
13		simprl 769	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑚 ∈ (1...𝑁) ∧ ¬ (𝐼‘𝑚) ∈ (1...(𝑅 − 1)))) → 𝑚 ∈ (1...𝑁))
14	6	adantr 481	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑚 ∈ (1...𝑁) ∧ ¬ (𝐼‘𝑚) ∈ (1...(𝑅 − 1)))) → 𝑅 ∈ ℕ)
15		simprr 771	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑚 ∈ (1...𝑁) ∧ ¬ (𝐼‘𝑚) ∈ (1...(𝑅 − 1)))) → ¬ (𝐼‘𝑚) ∈ (1...(𝑅 − 1)))
16	10, 11, 3, 12, 13, 14, 15	erdszelem7 33791	. . . . . 6 ⊢ ((𝜑 ∧ (𝑚 ∈ (1...𝑁) ∧ ¬ (𝐼‘𝑚) ∈ (1...(𝑅 − 1)))) → ∃𝑠 ∈ 𝒫 (1...𝑁)(𝑅 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , < (𝑠, (𝐹 “ 𝑠))))
17	16	expr 457	. . . . 5 ⊢ ((𝜑 ∧ 𝑚 ∈ (1...𝑁)) → (¬ (𝐼‘𝑚) ∈ (1...(𝑅 − 1)) → ∃𝑠 ∈ 𝒫 (1...𝑁)(𝑅 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , < (𝑠, (𝐹 “ 𝑠)))))
18	1	adantr 481	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑚 ∈ (1...𝑁) ∧ ¬ (𝐽‘𝑚) ∈ (1...(𝑆 − 1)))) → 𝑁 ∈ ℕ)
19	2	adantr 481	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑚 ∈ (1...𝑁) ∧ ¬ (𝐽‘𝑚) ∈ (1...(𝑆 − 1)))) → 𝐹:(1...𝑁)–1-1→ℝ)
20		gtso 11236	. . . . . . 7 ⊢ ^◡ < Or ℝ
21		simprl 769	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑚 ∈ (1...𝑁) ∧ ¬ (𝐽‘𝑚) ∈ (1...(𝑆 − 1)))) → 𝑚 ∈ (1...𝑁))
22	7	adantr 481	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑚 ∈ (1...𝑁) ∧ ¬ (𝐽‘𝑚) ∈ (1...(𝑆 − 1)))) → 𝑆 ∈ ℕ)
23		simprr 771	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑚 ∈ (1...𝑁) ∧ ¬ (𝐽‘𝑚) ∈ (1...(𝑆 − 1)))) → ¬ (𝐽‘𝑚) ∈ (1...(𝑆 − 1)))
24	18, 19, 4, 20, 21, 22, 23	erdszelem7 33791	. . . . . 6 ⊢ ((𝜑 ∧ (𝑚 ∈ (1...𝑁) ∧ ¬ (𝐽‘𝑚) ∈ (1...(𝑆 − 1)))) → ∃𝑠 ∈ 𝒫 (1...𝑁)(𝑆 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , ^◡ < (𝑠, (𝐹 “ 𝑠))))
25	24	expr 457	. . . . 5 ⊢ ((𝜑 ∧ 𝑚 ∈ (1...𝑁)) → (¬ (𝐽‘𝑚) ∈ (1...(𝑆 − 1)) → ∃𝑠 ∈ 𝒫 (1...𝑁)(𝑆 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , ^◡ < (𝑠, (𝐹 “ 𝑠)))))
26	17, 25	orim12d 963	. . . 4 ⊢ ((𝜑 ∧ 𝑚 ∈ (1...𝑁)) → ((¬ (𝐼‘𝑚) ∈ (1...(𝑅 − 1)) ∨ ¬ (𝐽‘𝑚) ∈ (1...(𝑆 − 1))) → (∃𝑠 ∈ 𝒫 (1...𝑁)(𝑅 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , < (𝑠, (𝐹 “ 𝑠))) ∨ ∃𝑠 ∈ 𝒫 (1...𝑁)(𝑆 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , ^◡ < (𝑠, (𝐹 “ 𝑠))))))
27	26	rexlimdva 3152	. . 3 ⊢ (𝜑 → (∃𝑚 ∈ (1...𝑁)(¬ (𝐼‘𝑚) ∈ (1...(𝑅 − 1)) ∨ ¬ (𝐽‘𝑚) ∈ (1...(𝑆 − 1))) → (∃𝑠 ∈ 𝒫 (1...𝑁)(𝑅 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , < (𝑠, (𝐹 “ 𝑠))) ∨ ∃𝑠 ∈ 𝒫 (1...𝑁)(𝑆 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , ^◡ < (𝑠, (𝐹 “ 𝑠))))))
28	9, 27	mpd 15	. 2 ⊢ (𝜑 → (∃𝑠 ∈ 𝒫 (1...𝑁)(𝑅 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , < (𝑠, (𝐹 “ 𝑠))) ∨ ∃𝑠 ∈ 𝒫 (1...𝑁)(𝑆 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , ^◡ < (𝑠, (𝐹 “ 𝑠)))))
29		r19.43 3125	. 2 ⊢ (∃𝑠 ∈ 𝒫 (1...𝑁)((𝑅 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , < (𝑠, (𝐹 “ 𝑠))) ∨ (𝑆 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , ^◡ < (𝑠, (𝐹 “ 𝑠)))) ↔ (∃𝑠 ∈ 𝒫 (1...𝑁)(𝑅 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , < (𝑠, (𝐹 “ 𝑠))) ∨ ∃𝑠 ∈ 𝒫 (1...𝑁)(𝑆 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , ^◡ < (𝑠, (𝐹 “ 𝑠)))))
30	28, 29	sylibr 233	1 ⊢ (𝜑 → ∃𝑠 ∈ 𝒫 (1...𝑁)((𝑅 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , < (𝑠, (𝐹 “ 𝑠))) ∨ (𝑆 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , ^◡ < (𝑠, (𝐹 “ 𝑠)))))

Colors of variables: wff setvar class

Syntax hints: ¬ wn 3 → wi 4 ∧ wa 396 ∨ wo 845 = wceq 1541 ∈ wcel 2106 ∃wrex 3073 {crab 3407 𝒫 cpw 4560 ⟨cop 4592 class class class wbr 5105 ↦ cmpt 5188 ^◡ccnv 5632 ↾ cres 5635 “ cima 5636 –1-1→wf1 6493 ‘cfv 6496 Isom wiso 6497 (class class class)co 7357 supcsup 9376 ℝcr 11050 1c1 11052 · cmul 11056 < clt 11189 ≤ cle 11190 − cmin 11385 ℕcn 12153 ...cfz 13424 ♯chash 14230

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 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2707 ax-rep 5242 ax-sep 5256 ax-nul 5263 ax-pow 5320 ax-pr 5384 ax-un 7672 ax-cnex 11107 ax-resscn 11108 ax-1cn 11109 ax-icn 11110 ax-addcl 11111 ax-addrcl 11112 ax-mulcl 11113 ax-mulrcl 11114 ax-mulcom 11115 ax-addass 11116 ax-mulass 11117 ax-distr 11118 ax-i2m1 11119 ax-1ne0 11120 ax-1rid 11121 ax-rnegex 11122 ax-rrecex 11123 ax-cnre 11124 ax-pre-lttri 11125 ax-pre-lttrn 11126 ax-pre-ltadd 11127 ax-pre-mulgt0 11128 ax-pre-sup 11129

This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3or 1088 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2538 df-eu 2567 df-clab 2714 df-cleq 2728 df-clel 2814 df-nfc 2889 df-ne 2944 df-nel 3050 df-ral 3065 df-rex 3074 df-rmo 3353 df-reu 3354 df-rab 3408 df-v 3447 df-sbc 3740 df-csb 3856 df-dif 3913 df-un 3915 df-in 3917 df-ss 3927 df-pss 3929 df-nul 4283 df-if 4487 df-pw 4562 df-sn 4587 df-pr 4589 df-op 4593 df-uni 4866 df-int 4908 df-iun 4956 df-br 5106 df-opab 5168 df-mpt 5189 df-tr 5223 df-id 5531 df-eprel 5537 df-po 5545 df-so 5546 df-fr 5588 df-we 5590 df-xp 5639 df-rel 5640 df-cnv 5641 df-co 5642 df-dm 5643 df-rn 5644 df-res 5645 df-ima 5646 df-pred 6253 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6498 df-fn 6499 df-f 6500 df-f1 6501 df-fo 6502 df-f1o 6503 df-fv 6504 df-isom 6505 df-riota 7313 df-ov 7360 df-oprab 7361 df-mpo 7362 df-om 7803 df-1st 7921 df-2nd 7922 df-frecs 8212 df-wrecs 8243 df-recs 8317 df-rdg 8356 df-1o 8412 df-oadd 8416 df-er 8648 df-en 8884 df-dom 8885 df-sdom 8886 df-fin 8887 df-sup 9378 df-dju 9837 df-card 9875 df-pnf 11191 df-mnf 11192 df-xr 11193 df-ltxr 11194 df-le 11195 df-sub 11387 df-neg 11388 df-nn 12154 df-n0 12414 df-xnn0 12486 df-z 12500 df-uz 12764 df-fz 13425 df-hash 14231

This theorem is referenced by: erdsze 33796

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