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Mathbox for Jonathan Ben-Naim |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > bnj1466 | Structured version Visualization version GIF version |
Description: Technical lemma for bnj60 34601. This lemma may no longer be used or have become an indirect lemma of the theorem in question (i.e. a lemma of a lemma... of the theorem). (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
Ref | Expression |
---|---|
bnj1466.1 | ⊢ 𝐵 = {𝑑 ∣ (𝑑 ⊆ 𝐴 ∧ ∀𝑥 ∈ 𝑑 pred(𝑥, 𝐴, 𝑅) ⊆ 𝑑)} |
bnj1466.2 | ⊢ 𝑌 = ⟨𝑥, (𝑓 ↾ pred(𝑥, 𝐴, 𝑅))⟩ |
bnj1466.3 | ⊢ 𝐶 = {𝑓 ∣ ∃𝑑 ∈ 𝐵 (𝑓 Fn 𝑑 ∧ ∀𝑥 ∈ 𝑑 (𝑓‘𝑥) = (𝐺‘𝑌))} |
bnj1466.4 | ⊢ (𝜏 ↔ (𝑓 ∈ 𝐶 ∧ dom 𝑓 = ({𝑥} ∪ trCl(𝑥, 𝐴, 𝑅)))) |
bnj1466.5 | ⊢ 𝐷 = {𝑥 ∈ 𝐴 ∣ ¬ ∃𝑓𝜏} |
bnj1466.6 | ⊢ (𝜓 ↔ (𝑅 FrSe 𝐴 ∧ 𝐷 ≠ ∅)) |
bnj1466.7 | ⊢ (𝜒 ↔ (𝜓 ∧ 𝑥 ∈ 𝐷 ∧ ∀𝑦 ∈ 𝐷 ¬ 𝑦𝑅𝑥)) |
bnj1466.8 | ⊢ (𝜏′ ↔ [𝑦 / 𝑥]𝜏) |
bnj1466.9 | ⊢ 𝐻 = {𝑓 ∣ ∃𝑦 ∈ pred (𝑥, 𝐴, 𝑅)𝜏′} |
bnj1466.10 | ⊢ 𝑃 = ∪ 𝐻 |
bnj1466.11 | ⊢ 𝑍 = ⟨𝑥, (𝑃 ↾ pred(𝑥, 𝐴, 𝑅))⟩ |
bnj1466.12 | ⊢ 𝑄 = (𝑃 ∪ {⟨𝑥, (𝐺‘𝑍)⟩}) |
Ref | Expression |
---|---|
bnj1466 | ⊢ (𝑤 ∈ 𝑄 → ∀𝑓 𝑤 ∈ 𝑄) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | bnj1466.12 | . . 3 ⊢ 𝑄 = (𝑃 ∪ {⟨𝑥, (𝐺‘𝑍)⟩}) | |
2 | bnj1466.10 | . . . . 5 ⊢ 𝑃 = ∪ 𝐻 | |
3 | bnj1466.9 | . . . . . . . 8 ⊢ 𝐻 = {𝑓 ∣ ∃𝑦 ∈ pred (𝑥, 𝐴, 𝑅)𝜏′} | |
4 | 3 | bnj1317 34360 | . . . . . . 7 ⊢ (𝑤 ∈ 𝐻 → ∀𝑓 𝑤 ∈ 𝐻) |
5 | 4 | nfcii 2881 | . . . . . 6 ⊢ Ⅎ𝑓𝐻 |
6 | 5 | nfuni 4909 | . . . . 5 ⊢ Ⅎ𝑓∪ 𝐻 |
7 | 2, 6 | nfcxfr 2895 | . . . 4 ⊢ Ⅎ𝑓𝑃 |
8 | nfcv 2897 | . . . . . 6 ⊢ Ⅎ𝑓𝑥 | |
9 | nfcv 2897 | . . . . . . 7 ⊢ Ⅎ𝑓𝐺 | |
10 | bnj1466.11 | . . . . . . . 8 ⊢ 𝑍 = ⟨𝑥, (𝑃 ↾ pred(𝑥, 𝐴, 𝑅))⟩ | |
11 | nfcv 2897 | . . . . . . . . . 10 ⊢ Ⅎ𝑓 pred(𝑥, 𝐴, 𝑅) | |
12 | 7, 11 | nfres 5976 | . . . . . . . . 9 ⊢ Ⅎ𝑓(𝑃 ↾ pred(𝑥, 𝐴, 𝑅)) |
13 | 8, 12 | nfop 4884 | . . . . . . . 8 ⊢ Ⅎ𝑓⟨𝑥, (𝑃 ↾ pred(𝑥, 𝐴, 𝑅))⟩ |
14 | 10, 13 | nfcxfr 2895 | . . . . . . 7 ⊢ Ⅎ𝑓𝑍 |
15 | 9, 14 | nffv 6894 | . . . . . 6 ⊢ Ⅎ𝑓(𝐺‘𝑍) |
16 | 8, 15 | nfop 4884 | . . . . 5 ⊢ Ⅎ𝑓⟨𝑥, (𝐺‘𝑍)⟩ |
17 | 16 | nfsn 4706 | . . . 4 ⊢ Ⅎ𝑓{⟨𝑥, (𝐺‘𝑍)⟩} |
18 | 7, 17 | nfun 4160 | . . 3 ⊢ Ⅎ𝑓(𝑃 ∪ {⟨𝑥, (𝐺‘𝑍)⟩}) |
19 | 1, 18 | nfcxfr 2895 | . 2 ⊢ Ⅎ𝑓𝑄 |
20 | 19 | nfcrii 2889 | 1 ⊢ (𝑤 ∈ 𝑄 → ∀𝑓 𝑤 ∈ 𝑄) |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 → wi 4 ↔ wb 205 ∧ wa 395 ∧ w3a 1084 ∀wal 1531 = wceq 1533 ∃wex 1773 ∈ wcel 2098 {cab 2703 ≠ wne 2934 ∀wral 3055 ∃wrex 3064 {crab 3426 [wsbc 3772 ∪ cun 3941 ⊆ wss 3943 ∅c0 4317 {csn 4623 ⟨cop 4629 ∪ cuni 4902 class class class wbr 5141 dom cdm 5669 ↾ cres 5671 Fn wfn 6531 ‘cfv 6536 predc-bnj14 34227 FrSe w-bnj15 34231 trClc-bnj18 34233 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1789 ax-4 1803 ax-5 1905 ax-6 1963 ax-7 2003 ax-8 2100 ax-9 2108 ax-10 2129 ax-11 2146 ax-12 2163 ax-ext 2697 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 845 df-3an 1086 df-tru 1536 df-fal 1546 df-ex 1774 df-nf 1778 df-sb 2060 df-clab 2704 df-cleq 2718 df-clel 2804 df-nfc 2879 df-ral 3056 df-rex 3065 df-rab 3427 df-v 3470 df-dif 3946 df-un 3948 df-in 3950 df-ss 3960 df-nul 4318 df-if 4524 df-sn 4624 df-pr 4626 df-op 4630 df-uni 4903 df-br 5142 df-opab 5204 df-xp 5675 df-res 5681 df-iota 6488 df-fv 6544 |
This theorem is referenced by: bnj1463 34594 bnj1491 34596 |
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