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Mirrors > Home > MPE Home > Th. List > Mathboxes > erdszelem6 | Structured version Visualization version GIF version |
Description: Lemma for erdsze 32680. (Contributed by Mario Carneiro, 22-Jan-2015.) |
Ref | Expression |
---|---|
erdsze.n | ⊢ (𝜑 → 𝑁 ∈ ℕ) |
erdsze.f | ⊢ (𝜑 → 𝐹:(1...𝑁)–1-1→ℝ) |
erdszelem.k | ⊢ 𝐾 = (𝑥 ∈ (1...𝑁) ↦ sup((♯ “ {𝑦 ∈ 𝒫 (1...𝑥) ∣ ((𝐹 ↾ 𝑦) Isom < , 𝑂 (𝑦, (𝐹 “ 𝑦)) ∧ 𝑥 ∈ 𝑦)}), ℝ, < )) |
erdszelem.o | ⊢ 𝑂 Or ℝ |
Ref | Expression |
---|---|
erdszelem6 | ⊢ (𝜑 → 𝐾:(1...𝑁)⟶ℕ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ltso 10759 | . . . 4 ⊢ < Or ℝ | |
2 | 1 | supex 8960 | . . 3 ⊢ sup((♯ “ {𝑦 ∈ 𝒫 (1...𝑥) ∣ ((𝐹 ↾ 𝑦) Isom < , 𝑂 (𝑦, (𝐹 “ 𝑦)) ∧ 𝑥 ∈ 𝑦)}), ℝ, < ) ∈ V |
3 | 2 | a1i 11 | . 2 ⊢ ((𝜑 ∧ 𝑥 ∈ (1...𝑁)) → sup((♯ “ {𝑦 ∈ 𝒫 (1...𝑥) ∣ ((𝐹 ↾ 𝑦) Isom < , 𝑂 (𝑦, (𝐹 “ 𝑦)) ∧ 𝑥 ∈ 𝑦)}), ℝ, < ) ∈ V) |
4 | erdszelem.k | . . 3 ⊢ 𝐾 = (𝑥 ∈ (1...𝑁) ↦ sup((♯ “ {𝑦 ∈ 𝒫 (1...𝑥) ∣ ((𝐹 ↾ 𝑦) Isom < , 𝑂 (𝑦, (𝐹 “ 𝑦)) ∧ 𝑥 ∈ 𝑦)}), ℝ, < )) | |
5 | 4 | a1i 11 | . 2 ⊢ (𝜑 → 𝐾 = (𝑥 ∈ (1...𝑁) ↦ sup((♯ “ {𝑦 ∈ 𝒫 (1...𝑥) ∣ ((𝐹 ↾ 𝑦) Isom < , 𝑂 (𝑦, (𝐹 “ 𝑦)) ∧ 𝑥 ∈ 𝑦)}), ℝ, < ))) |
6 | eqid 2758 | . . . . 5 ⊢ {𝑦 ∈ 𝒫 (1...𝑧) ∣ ((𝐹 ↾ 𝑦) Isom < , 𝑂 (𝑦, (𝐹 “ 𝑦)) ∧ 𝑧 ∈ 𝑦)} = {𝑦 ∈ 𝒫 (1...𝑧) ∣ ((𝐹 ↾ 𝑦) Isom < , 𝑂 (𝑦, (𝐹 “ 𝑦)) ∧ 𝑧 ∈ 𝑦)} | |
7 | 6 | erdszelem2 32670 | . . . 4 ⊢ ((♯ “ {𝑦 ∈ 𝒫 (1...𝑧) ∣ ((𝐹 ↾ 𝑦) Isom < , 𝑂 (𝑦, (𝐹 “ 𝑦)) ∧ 𝑧 ∈ 𝑦)}) ∈ Fin ∧ (♯ “ {𝑦 ∈ 𝒫 (1...𝑧) ∣ ((𝐹 ↾ 𝑦) Isom < , 𝑂 (𝑦, (𝐹 “ 𝑦)) ∧ 𝑧 ∈ 𝑦)}) ⊆ ℕ) |
8 | 7 | simpri 489 | . . 3 ⊢ (♯ “ {𝑦 ∈ 𝒫 (1...𝑧) ∣ ((𝐹 ↾ 𝑦) Isom < , 𝑂 (𝑦, (𝐹 “ 𝑦)) ∧ 𝑧 ∈ 𝑦)}) ⊆ ℕ |
9 | erdsze.n | . . . 4 ⊢ (𝜑 → 𝑁 ∈ ℕ) | |
10 | erdsze.f | . . . 4 ⊢ (𝜑 → 𝐹:(1...𝑁)–1-1→ℝ) | |
11 | erdszelem.o | . . . 4 ⊢ 𝑂 Or ℝ | |
12 | 9, 10, 4, 11 | erdszelem5 32673 | . . 3 ⊢ ((𝜑 ∧ 𝑧 ∈ (1...𝑁)) → (𝐾‘𝑧) ∈ (♯ “ {𝑦 ∈ 𝒫 (1...𝑧) ∣ ((𝐹 ↾ 𝑦) Isom < , 𝑂 (𝑦, (𝐹 “ 𝑦)) ∧ 𝑧 ∈ 𝑦)})) |
13 | 8, 12 | sseldi 3890 | . 2 ⊢ ((𝜑 ∧ 𝑧 ∈ (1...𝑁)) → (𝐾‘𝑧) ∈ ℕ) |
14 | 3, 5, 13 | fmpt2d 6878 | 1 ⊢ (𝜑 → 𝐾:(1...𝑁)⟶ℕ) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 399 = wceq 1538 ∈ wcel 2111 {crab 3074 Vcvv 3409 ⊆ wss 3858 𝒫 cpw 4494 ↦ cmpt 5112 Or wor 5442 ↾ cres 5526 “ cima 5527 ⟶wf 6331 –1-1→wf1 6332 ‘cfv 6335 Isom wiso 6336 (class class class)co 7150 Fincfn 8527 supcsup 8937 ℝcr 10574 1c1 10576 < clt 10713 ℕcn 11674 ...cfz 12939 ♯chash 13740 |
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 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2729 ax-sep 5169 ax-nul 5176 ax-pow 5234 ax-pr 5298 ax-un 7459 ax-cnex 10631 ax-resscn 10632 ax-1cn 10633 ax-icn 10634 ax-addcl 10635 ax-addrcl 10636 ax-mulcl 10637 ax-mulrcl 10638 ax-mulcom 10639 ax-addass 10640 ax-mulass 10641 ax-distr 10642 ax-i2m1 10643 ax-1ne0 10644 ax-1rid 10645 ax-rnegex 10646 ax-rrecex 10647 ax-cnre 10648 ax-pre-lttri 10649 ax-pre-lttrn 10650 ax-pre-ltadd 10651 ax-pre-mulgt0 10652 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3or 1085 df-3an 1086 df-tru 1541 df-fal 1551 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2557 df-eu 2588 df-clab 2736 df-cleq 2750 df-clel 2830 df-nfc 2901 df-ne 2952 df-nel 3056 df-ral 3075 df-rex 3076 df-reu 3077 df-rmo 3078 df-rab 3079 df-v 3411 df-sbc 3697 df-csb 3806 df-dif 3861 df-un 3863 df-in 3865 df-ss 3875 df-pss 3877 df-nul 4226 df-if 4421 df-pw 4496 df-sn 4523 df-pr 4525 df-tp 4527 df-op 4529 df-uni 4799 df-int 4839 df-iun 4885 df-br 5033 df-opab 5095 df-mpt 5113 df-tr 5139 df-id 5430 df-eprel 5435 df-po 5443 df-so 5444 df-fr 5483 df-we 5485 df-xp 5530 df-rel 5531 df-cnv 5532 df-co 5533 df-dm 5534 df-rn 5535 df-res 5536 df-ima 5537 df-pred 6126 df-ord 6172 df-on 6173 df-lim 6174 df-suc 6175 df-iota 6294 df-fun 6337 df-fn 6338 df-f 6339 df-f1 6340 df-fo 6341 df-f1o 6342 df-fv 6343 df-isom 6344 df-riota 7108 df-ov 7153 df-oprab 7154 df-mpo 7155 df-om 7580 df-1st 7693 df-2nd 7694 df-wrecs 7957 df-recs 8018 df-rdg 8056 df-1o 8112 df-er 8299 df-en 8528 df-dom 8529 df-sdom 8530 df-fin 8531 df-sup 8939 df-card 9401 df-pnf 10715 df-mnf 10716 df-xr 10717 df-ltxr 10718 df-le 10719 df-sub 10910 df-neg 10911 df-nn 11675 df-n0 11935 df-xnn0 12007 df-z 12021 df-uz 12283 df-fz 12940 df-hash 13741 |
This theorem is referenced by: erdszelem7 32675 erdszelem8 32676 erdszelem9 32677 |
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