| Mathbox for Thierry Arnoux |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > constr01 | Structured version Visualization version GIF version | ||
| Description: 0 and 1 are in all steps of the construction of constructible points. (Contributed by Thierry Arnoux, 25-Jun-2025.) |
| Ref | Expression |
|---|---|
| constr0.1 | ⊢ 𝐶 = rec((𝑠 ∈ V ↦ {𝑥 ∈ ℂ ∣ (∃𝑎 ∈ 𝑠 ∃𝑏 ∈ 𝑠 ∃𝑐 ∈ 𝑠 ∃𝑑 ∈ 𝑠 ∃𝑡 ∈ ℝ ∃𝑟 ∈ ℝ (𝑥 = (𝑎 + (𝑡 · (𝑏 − 𝑎))) ∧ 𝑥 = (𝑐 + (𝑟 · (𝑑 − 𝑐))) ∧ (ℑ‘((∗‘(𝑏 − 𝑎)) · (𝑑 − 𝑐))) ≠ 0) ∨ ∃𝑎 ∈ 𝑠 ∃𝑏 ∈ 𝑠 ∃𝑐 ∈ 𝑠 ∃𝑒 ∈ 𝑠 ∃𝑓 ∈ 𝑠 ∃𝑡 ∈ ℝ (𝑥 = (𝑎 + (𝑡 · (𝑏 − 𝑎))) ∧ (abs‘(𝑥 − 𝑐)) = (abs‘(𝑒 − 𝑓))) ∨ ∃𝑎 ∈ 𝑠 ∃𝑏 ∈ 𝑠 ∃𝑐 ∈ 𝑠 ∃𝑑 ∈ 𝑠 ∃𝑒 ∈ 𝑠 ∃𝑓 ∈ 𝑠 (𝑎 ≠ 𝑑 ∧ (abs‘(𝑥 − 𝑎)) = (abs‘(𝑏 − 𝑐)) ∧ (abs‘(𝑥 − 𝑑)) = (abs‘(𝑒 − 𝑓))))}), {0, 1}) |
| constrsscn.1 | ⊢ (𝜑 → 𝑁 ∈ On) |
| Ref | Expression |
|---|---|
| constr01 | ⊢ (𝜑 → {0, 1} ⊆ (𝐶‘𝑁)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | constrsscn.1 | . 2 ⊢ (𝜑 → 𝑁 ∈ On) | |
| 2 | fveq2 6868 | . . . 4 ⊢ (𝑚 = ∅ → (𝐶‘𝑚) = (𝐶‘∅)) | |
| 3 | 2 | sseq2d 3969 | . . 3 ⊢ (𝑚 = ∅ → ({0, 1} ⊆ (𝐶‘𝑚) ↔ {0, 1} ⊆ (𝐶‘∅))) |
| 4 | fveq2 6868 | . . . 4 ⊢ (𝑚 = 𝑛 → (𝐶‘𝑚) = (𝐶‘𝑛)) | |
| 5 | 4 | sseq2d 3969 | . . 3 ⊢ (𝑚 = 𝑛 → ({0, 1} ⊆ (𝐶‘𝑚) ↔ {0, 1} ⊆ (𝐶‘𝑛))) |
| 6 | fveq2 6868 | . . . 4 ⊢ (𝑚 = suc 𝑛 → (𝐶‘𝑚) = (𝐶‘suc 𝑛)) | |
| 7 | 6 | sseq2d 3969 | . . 3 ⊢ (𝑚 = suc 𝑛 → ({0, 1} ⊆ (𝐶‘𝑚) ↔ {0, 1} ⊆ (𝐶‘suc 𝑛))) |
| 8 | fveq2 6868 | . . . 4 ⊢ (𝑚 = 𝑁 → (𝐶‘𝑚) = (𝐶‘𝑁)) | |
| 9 | 8 | sseq2d 3969 | . . 3 ⊢ (𝑚 = 𝑁 → ({0, 1} ⊆ (𝐶‘𝑚) ↔ {0, 1} ⊆ (𝐶‘𝑁))) |
| 10 | constr0.1 | . . . . 5 ⊢ 𝐶 = rec((𝑠 ∈ V ↦ {𝑥 ∈ ℂ ∣ (∃𝑎 ∈ 𝑠 ∃𝑏 ∈ 𝑠 ∃𝑐 ∈ 𝑠 ∃𝑑 ∈ 𝑠 ∃𝑡 ∈ ℝ ∃𝑟 ∈ ℝ (𝑥 = (𝑎 + (𝑡 · (𝑏 − 𝑎))) ∧ 𝑥 = (𝑐 + (𝑟 · (𝑑 − 𝑐))) ∧ (ℑ‘((∗‘(𝑏 − 𝑎)) · (𝑑 − 𝑐))) ≠ 0) ∨ ∃𝑎 ∈ 𝑠 ∃𝑏 ∈ 𝑠 ∃𝑐 ∈ 𝑠 ∃𝑒 ∈ 𝑠 ∃𝑓 ∈ 𝑠 ∃𝑡 ∈ ℝ (𝑥 = (𝑎 + (𝑡 · (𝑏 − 𝑎))) ∧ (abs‘(𝑥 − 𝑐)) = (abs‘(𝑒 − 𝑓))) ∨ ∃𝑎 ∈ 𝑠 ∃𝑏 ∈ 𝑠 ∃𝑐 ∈ 𝑠 ∃𝑑 ∈ 𝑠 ∃𝑒 ∈ 𝑠 ∃𝑓 ∈ 𝑠 (𝑎 ≠ 𝑑 ∧ (abs‘(𝑥 − 𝑎)) = (abs‘(𝑏 − 𝑐)) ∧ (abs‘(𝑥 − 𝑑)) = (abs‘(𝑒 − 𝑓))))}), {0, 1}) | |
| 11 | 10 | constr0 34035 | . . . 4 ⊢ (𝐶‘∅) = {0, 1} |
| 12 | 11 | eqimss2i 3998 | . . 3 ⊢ {0, 1} ⊆ (𝐶‘∅) |
| 13 | simpr 488 | . . . . 5 ⊢ ((𝑛 ∈ On ∧ {0, 1} ⊆ (𝐶‘𝑛)) → {0, 1} ⊆ (𝐶‘𝑛)) | |
| 14 | simpl 486 | . . . . . 6 ⊢ ((𝑛 ∈ On ∧ {0, 1} ⊆ (𝐶‘𝑛)) → 𝑛 ∈ On) | |
| 15 | c0ex 11174 | . . . . . . . . 9 ⊢ 0 ∈ V | |
| 16 | 15 | prid1 4722 | . . . . . . . 8 ⊢ 0 ∈ {0, 1} |
| 17 | 16 | a1i 11 | . . . . . . 7 ⊢ ((𝑛 ∈ On ∧ {0, 1} ⊆ (𝐶‘𝑛)) → 0 ∈ {0, 1}) |
| 18 | 13, 17 | sseldd 3938 | . . . . . 6 ⊢ ((𝑛 ∈ On ∧ {0, 1} ⊆ (𝐶‘𝑛)) → 0 ∈ (𝐶‘𝑛)) |
| 19 | 10, 14, 18 | constrsslem 34039 | . . . . 5 ⊢ ((𝑛 ∈ On ∧ {0, 1} ⊆ (𝐶‘𝑛)) → (𝐶‘𝑛) ⊆ (𝐶‘suc 𝑛)) |
| 20 | 13, 19 | sstrd 3947 | . . . 4 ⊢ ((𝑛 ∈ On ∧ {0, 1} ⊆ (𝐶‘𝑛)) → {0, 1} ⊆ (𝐶‘suc 𝑛)) |
| 21 | 20 | ex 416 | . . 3 ⊢ (𝑛 ∈ On → ({0, 1} ⊆ (𝐶‘𝑛) → {0, 1} ⊆ (𝐶‘suc 𝑛))) |
| 22 | 0ellim 6411 | . . . . . 6 ⊢ (Lim 𝑚 → ∅ ∈ 𝑚) | |
| 23 | fveq2 6868 | . . . . . . . 8 ⊢ (𝑜 = ∅ → (𝐶‘𝑜) = (𝐶‘∅)) | |
| 24 | 23, 11 | eqtrdi 2814 | . . . . . . 7 ⊢ (𝑜 = ∅ → (𝐶‘𝑜) = {0, 1}) |
| 25 | 24 | ssiun2s 5007 | . . . . . 6 ⊢ (∅ ∈ 𝑚 → {0, 1} ⊆ ∪ 𝑜 ∈ 𝑚 (𝐶‘𝑜)) |
| 26 | 22, 25 | syl 17 | . . . . 5 ⊢ (Lim 𝑚 → {0, 1} ⊆ ∪ 𝑜 ∈ 𝑚 (𝐶‘𝑜)) |
| 27 | vex 3459 | . . . . . . 7 ⊢ 𝑚 ∈ V | |
| 28 | 27 | a1i 11 | . . . . . 6 ⊢ (Lim 𝑚 → 𝑚 ∈ V) |
| 29 | id 22 | . . . . . 6 ⊢ (Lim 𝑚 → Lim 𝑚) | |
| 30 | 10, 28, 29 | constrlim 34037 | . . . . 5 ⊢ (Lim 𝑚 → (𝐶‘𝑚) = ∪ 𝑜 ∈ 𝑚 (𝐶‘𝑜)) |
| 31 | 26, 30 | sseqtrrd 3974 | . . . 4 ⊢ (Lim 𝑚 → {0, 1} ⊆ (𝐶‘𝑚)) |
| 32 | 31 | a1d 25 | . . 3 ⊢ (Lim 𝑚 → (∀𝑛 ∈ 𝑚 {0, 1} ⊆ (𝐶‘𝑛) → {0, 1} ⊆ (𝐶‘𝑚))) |
| 33 | 3, 5, 7, 9, 12, 21, 32 | tfinds 7841 | . 2 ⊢ (𝑁 ∈ On → {0, 1} ⊆ (𝐶‘𝑁)) |
| 34 | 1, 33 | syl 17 | 1 ⊢ (𝜑 → {0, 1} ⊆ (𝐶‘𝑁)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 399 ∨ w3o 1098 ∧ w3a 1099 = wceq 1561 ∈ wcel 2143 ≠ wne 2958 ∀wral 3077 ∃wrex 3087 {crab 3415 Vcvv 3455 ⊆ wss 3905 ∅c0 4286 {cpr 4585 ∪ ciun 4950 ↦ cmpt 5182 Oncon0 6347 Lim wlim 6348 suc csuc 6349 ‘cfv 6522 (class class class)co 7397 reccrdg 8381 ℂcc 11072 ℝcr 11073 0cc0 11074 1c1 11075 + caddc 11077 · cmul 11079 − cmin 11415 ∗ccj 15124 ℑcim 15126 abscabs 15262 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1816 ax-4 1830 ax-5 1931 ax-6 1988 ax-7 2029 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-rep 5228 ax-sep 5247 ax-nul 5257 ax-pow 5323 ax-pr 5391 ax-un 7719 ax-cnex 11130 ax-resscn 11131 ax-1cn 11132 ax-icn 11133 ax-addcl 11134 ax-addrcl 11135 ax-mulcl 11136 ax-mulrcl 11137 ax-mulcom 11138 ax-addass 11139 ax-mulass 11140 ax-distr 11141 ax-i2m1 11142 ax-1ne0 11143 ax-1rid 11144 ax-rnegex 11145 ax-rrecex 11146 ax-cnre 11147 ax-pre-lttri 11148 ax-pre-lttrn 11149 ax-pre-ltadd 11150 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1100 df-3an 1101 df-tru 1564 df-fal 1574 df-ex 1801 df-nf 1805 df-sb 2092 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-nel 3063 df-ral 3078 df-rex 3088 df-reu 3369 df-rab 3416 df-v 3457 df-sbc 3746 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-pss 3925 df-nul 4287 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-op 4590 df-uni 4867 df-iun 4952 df-br 5102 df-opab 5164 df-mpt 5183 df-tr 5209 df-id 5543 df-eprel 5548 df-po 5556 df-so 5557 df-fr 5601 df-we 5603 df-xp 5654 df-rel 5655 df-cnv 5656 df-co 5657 df-dm 5658 df-rn 5659 df-res 5660 df-ima 5661 df-pred 6289 df-ord 6350 df-on 6351 df-lim 6352 df-suc 6353 df-iota 6478 df-fun 6524 df-fn 6525 df-f 6526 df-f1 6527 df-fo 6528 df-f1o 6529 df-fv 6530 df-riota 7354 df-ov 7400 df-oprab 7401 df-mpo 7402 df-om 7848 df-2nd 7972 df-frecs 8263 df-wrecs 8294 df-recs 8343 df-rdg 8382 df-er 8679 df-en 8929 df-dom 8930 df-sdom 8931 df-pnf 11219 df-mnf 11220 df-ltxr 11222 df-sub 11417 |
| This theorem is referenced by: constrss 34041 constrelextdg2 34045 constrextdg2lem 34046 |
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