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| Mirrors > Home > MPE Home > Th. List > embedsetcestrclem | Structured version Visualization version GIF version | ||
| Description: Lemma for embedsetcestrc 18104. (Contributed by AV, 31-Mar-2020.) |
| Ref | Expression |
|---|---|
| funcsetcestrc.s | ⊢ 𝑆 = (SetCat‘𝑈) |
| funcsetcestrc.c | ⊢ 𝐶 = (Base‘𝑆) |
| funcsetcestrc.f | ⊢ (𝜑 → 𝐹 = (𝑥 ∈ 𝐶 ↦ {〈(Base‘ndx), 𝑥〉})) |
| funcsetcestrc.u | ⊢ (𝜑 → 𝑈 ∈ WUni) |
| funcsetcestrc.o | ⊢ (𝜑 → ω ∈ 𝑈) |
| funcsetcestrclem3.e | ⊢ 𝐸 = (ExtStrCat‘𝑈) |
| funcsetcestrclem3.b | ⊢ 𝐵 = (Base‘𝐸) |
| Ref | Expression |
|---|---|
| embedsetcestrclem | ⊢ (𝜑 → 𝐹:𝐶–1-1→𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | funcsetcestrc.s | . . 3 ⊢ 𝑆 = (SetCat‘𝑈) | |
| 2 | funcsetcestrc.c | . . 3 ⊢ 𝐶 = (Base‘𝑆) | |
| 3 | funcsetcestrc.f | . . 3 ⊢ (𝜑 → 𝐹 = (𝑥 ∈ 𝐶 ↦ {〈(Base‘ndx), 𝑥〉})) | |
| 4 | funcsetcestrc.u | . . 3 ⊢ (𝜑 → 𝑈 ∈ WUni) | |
| 5 | funcsetcestrc.o | . . 3 ⊢ (𝜑 → ω ∈ 𝑈) | |
| 6 | funcsetcestrclem3.e | . . 3 ⊢ 𝐸 = (ExtStrCat‘𝑈) | |
| 7 | funcsetcestrclem3.b | . . 3 ⊢ 𝐵 = (Base‘𝐸) | |
| 8 | 1, 2, 3, 4, 5, 6, 7 | funcsetcestrclem3 18093 | . 2 ⊢ (𝜑 → 𝐹:𝐶⟶𝐵) |
| 9 | 1, 2, 3 | funcsetcestrclem1 18091 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑦 ∈ 𝐶) → (𝐹‘𝑦) = {〈(Base‘ndx), 𝑦〉}) |
| 10 | 9 | adantrr 717 | . . . . 5 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐶 ∧ 𝑧 ∈ 𝐶)) → (𝐹‘𝑦) = {〈(Base‘ndx), 𝑦〉}) |
| 11 | 1, 2, 3 | funcsetcestrclem1 18091 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑧 ∈ 𝐶) → (𝐹‘𝑧) = {〈(Base‘ndx), 𝑧〉}) |
| 12 | 11 | adantrl 716 | . . . . 5 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐶 ∧ 𝑧 ∈ 𝐶)) → (𝐹‘𝑧) = {〈(Base‘ndx), 𝑧〉}) |
| 13 | 10, 12 | eqeq12d 2745 | . . . 4 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐶 ∧ 𝑧 ∈ 𝐶)) → ((𝐹‘𝑦) = (𝐹‘𝑧) ↔ {〈(Base‘ndx), 𝑦〉} = {〈(Base‘ndx), 𝑧〉})) |
| 14 | opex 5419 | . . . . . 6 ⊢ 〈(Base‘ndx), 𝑦〉 ∈ V | |
| 15 | sneqbg 4803 | . . . . . 6 ⊢ (〈(Base‘ndx), 𝑦〉 ∈ V → ({〈(Base‘ndx), 𝑦〉} = {〈(Base‘ndx), 𝑧〉} ↔ 〈(Base‘ndx), 𝑦〉 = 〈(Base‘ndx), 𝑧〉)) | |
| 16 | 14, 15 | mp1i 13 | . . . . 5 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐶 ∧ 𝑧 ∈ 𝐶)) → ({〈(Base‘ndx), 𝑦〉} = {〈(Base‘ndx), 𝑧〉} ↔ 〈(Base‘ndx), 𝑦〉 = 〈(Base‘ndx), 𝑧〉)) |
| 17 | fvexd 6855 | . . . . . . 7 ⊢ (𝜑 → (Base‘ndx) ∈ V) | |
| 18 | simpl 482 | . . . . . . 7 ⊢ ((𝑦 ∈ 𝐶 ∧ 𝑧 ∈ 𝐶) → 𝑦 ∈ 𝐶) | |
| 19 | opthg 5432 | . . . . . . 7 ⊢ (((Base‘ndx) ∈ V ∧ 𝑦 ∈ 𝐶) → (〈(Base‘ndx), 𝑦〉 = 〈(Base‘ndx), 𝑧〉 ↔ ((Base‘ndx) = (Base‘ndx) ∧ 𝑦 = 𝑧))) | |
| 20 | 17, 18, 19 | syl2an 596 | . . . . . 6 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐶 ∧ 𝑧 ∈ 𝐶)) → (〈(Base‘ndx), 𝑦〉 = 〈(Base‘ndx), 𝑧〉 ↔ ((Base‘ndx) = (Base‘ndx) ∧ 𝑦 = 𝑧))) |
| 21 | simpr 484 | . . . . . 6 ⊢ (((Base‘ndx) = (Base‘ndx) ∧ 𝑦 = 𝑧) → 𝑦 = 𝑧) | |
| 22 | 20, 21 | biimtrdi 253 | . . . . 5 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐶 ∧ 𝑧 ∈ 𝐶)) → (〈(Base‘ndx), 𝑦〉 = 〈(Base‘ndx), 𝑧〉 → 𝑦 = 𝑧)) |
| 23 | 16, 22 | sylbid 240 | . . . 4 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐶 ∧ 𝑧 ∈ 𝐶)) → ({〈(Base‘ndx), 𝑦〉} = {〈(Base‘ndx), 𝑧〉} → 𝑦 = 𝑧)) |
| 24 | 13, 23 | sylbid 240 | . . 3 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐶 ∧ 𝑧 ∈ 𝐶)) → ((𝐹‘𝑦) = (𝐹‘𝑧) → 𝑦 = 𝑧)) |
| 25 | 24 | ralrimivva 3178 | . 2 ⊢ (𝜑 → ∀𝑦 ∈ 𝐶 ∀𝑧 ∈ 𝐶 ((𝐹‘𝑦) = (𝐹‘𝑧) → 𝑦 = 𝑧)) |
| 26 | dff13 7211 | . 2 ⊢ (𝐹:𝐶–1-1→𝐵 ↔ (𝐹:𝐶⟶𝐵 ∧ ∀𝑦 ∈ 𝐶 ∀𝑧 ∈ 𝐶 ((𝐹‘𝑦) = (𝐹‘𝑧) → 𝑦 = 𝑧))) | |
| 27 | 8, 25, 26 | sylanbrc 583 | 1 ⊢ (𝜑 → 𝐹:𝐶–1-1→𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 = wceq 1540 ∈ wcel 2109 ∀wral 3044 Vcvv 3444 {csn 4585 〈cop 4591 ↦ cmpt 5183 ⟶wf 6495 –1-1→wf1 6496 ‘cfv 6499 ωcom 7822 WUnicwun 10629 ndxcnx 17139 Basecbs 17155 SetCatcsetc 18013 ExtStrCatcestrc 18059 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-sep 5246 ax-nul 5256 ax-pow 5315 ax-pr 5382 ax-un 7691 ax-inf2 9570 ax-cnex 11100 ax-resscn 11101 ax-1cn 11102 ax-icn 11103 ax-addcl 11104 ax-addrcl 11105 ax-mulcl 11106 ax-mulrcl 11107 ax-mulcom 11108 ax-addass 11109 ax-mulass 11110 ax-distr 11111 ax-i2m1 11112 ax-1ne0 11113 ax-1rid 11114 ax-rnegex 11115 ax-rrecex 11116 ax-cnre 11117 ax-pre-lttri 11118 ax-pre-lttrn 11119 ax-pre-ltadd 11120 ax-pre-mulgt0 11121 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-rmo 3351 df-reu 3352 df-rab 3403 df-v 3446 df-sbc 3751 df-csb 3860 df-dif 3914 df-un 3916 df-in 3918 df-ss 3928 df-pss 3931 df-nul 4293 df-if 4485 df-pw 4561 df-sn 4586 df-pr 4588 df-tp 4590 df-op 4592 df-uni 4868 df-int 4907 df-iun 4953 df-br 5103 df-opab 5165 df-mpt 5184 df-tr 5210 df-id 5526 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-we 5586 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6262 df-ord 6323 df-on 6324 df-lim 6325 df-suc 6326 df-iota 6452 df-fun 6501 df-fn 6502 df-f 6503 df-f1 6504 df-fo 6505 df-f1o 6506 df-fv 6507 df-riota 7326 df-ov 7372 df-oprab 7373 df-mpo 7374 df-om 7823 df-1st 7947 df-2nd 7948 df-frecs 8237 df-wrecs 8268 df-recs 8317 df-rdg 8355 df-1o 8411 df-oadd 8415 df-omul 8416 df-er 8648 df-ec 8650 df-qs 8654 df-map 8778 df-pm 8779 df-en 8896 df-dom 8897 df-sdom 8898 df-fin 8899 df-wun 10631 df-ni 10801 df-pli 10802 df-mi 10803 df-lti 10804 df-plpq 10837 df-mpq 10838 df-ltpq 10839 df-enq 10840 df-nq 10841 df-erq 10842 df-plq 10843 df-mq 10844 df-1nq 10845 df-rq 10846 df-ltnq 10847 df-np 10910 df-plp 10912 df-ltp 10914 df-enr 10984 df-nr 10985 df-c 11050 df-pnf 11186 df-mnf 11187 df-xr 11188 df-ltxr 11189 df-le 11190 df-sub 11383 df-neg 11384 df-nn 12163 df-2 12225 df-3 12226 df-4 12227 df-5 12228 df-6 12229 df-7 12230 df-8 12231 df-9 12232 df-n0 12419 df-z 12506 df-dec 12626 df-uz 12770 df-fz 13445 df-struct 17093 df-slot 17128 df-ndx 17140 df-base 17156 df-hom 17220 df-cco 17221 df-setc 18014 df-estrc 18060 |
| This theorem is referenced by: embedsetcestrc 18104 |
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