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| Mirrors > Home > MPE Home > Th. List > Mathboxes > uptposlem | Structured version Visualization version GIF version | ||
| Description: Lemma for uptpos 49827. (Contributed by Zhi Wang, 4-Nov-2025.) |
| Ref | Expression |
|---|---|
| oppcuprcl2.x | ⊢ (𝜑 → 𝑋(〈𝐹, 𝐺〉(𝑂 UP 𝑃)𝑊)𝑀) |
| uptpos.h | ⊢ (𝜑 → tpos 𝐺 = 𝐻) |
| Ref | Expression |
|---|---|
| uptposlem | ⊢ (𝜑 → tpos 𝐻 = 𝐺) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | uptpos.h | . . 3 ⊢ (𝜑 → tpos 𝐺 = 𝐻) | |
| 2 | 1 | tposeqd 8213 | . 2 ⊢ (𝜑 → tpos tpos 𝐺 = tpos 𝐻) |
| 3 | eqid 2765 | . . . . 5 ⊢ (Base‘𝑂) = (Base‘𝑂) | |
| 4 | oppcuprcl2.x | . . . . . 6 ⊢ (𝜑 → 𝑋(〈𝐹, 𝐺〉(𝑂 UP 𝑃)𝑊)𝑀) | |
| 5 | 4 | uprcl2 49818 | . . . . 5 ⊢ (𝜑 → 𝐹(𝑂 Func 𝑃)𝐺) |
| 6 | 3, 5 | funcfn2 17916 | . . . 4 ⊢ (𝜑 → 𝐺 Fn ((Base‘𝑂) × (Base‘𝑂))) |
| 7 | fnrel 6627 | . . . 4 ⊢ (𝐺 Fn ((Base‘𝑂) × (Base‘𝑂)) → Rel 𝐺) | |
| 8 | 6, 7 | syl 18 | . . 3 ⊢ (𝜑 → Rel 𝐺) |
| 9 | relxp 5670 | . . . 4 ⊢ Rel ((Base‘𝑂) × (Base‘𝑂)) | |
| 10 | 6 | fndmd 6630 | . . . . 5 ⊢ (𝜑 → dom 𝐺 = ((Base‘𝑂) × (Base‘𝑂))) |
| 11 | 10 | releqd 5756 | . . . 4 ⊢ (𝜑 → (Rel dom 𝐺 ↔ Rel ((Base‘𝑂) × (Base‘𝑂)))) |
| 12 | 9, 11 | mpbiri 261 | . . 3 ⊢ (𝜑 → Rel dom 𝐺) |
| 13 | tpostpos2 8231 | . . 3 ⊢ ((Rel 𝐺 ∧ Rel dom 𝐺) → tpos tpos 𝐺 = 𝐺) | |
| 14 | 8, 12, 13 | syl2anc 595 | . 2 ⊢ (𝜑 → tpos tpos 𝐺 = 𝐺) |
| 15 | 2, 14 | eqtr3d 2802 | 1 ⊢ (𝜑 → tpos 𝐻 = 𝐺) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1563 〈cop 4591 class class class wbr 5105 × cxp 5650 dom cdm 5652 Rel wrel 5657 Fn wfn 6520 ‘cfv 6525 (class class class)co 7400 tpos ctpos 8209 Basecbs 17259 UP cup 49802 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2737 ax-rep 5232 ax-sep 5251 ax-nul 5261 ax-pow 5327 ax-pr 5395 ax-un 7722 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-nf 1807 df-sb 2094 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-ral 3080 df-rex 3090 df-reu 3371 df-rab 3418 df-v 3459 df-sbc 3748 df-csb 3856 df-dif 3910 df-un 3912 df-in 3914 df-ss 3924 df-nul 4289 df-if 4484 df-pw 4560 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4869 df-iun 4954 df-br 5106 df-opab 5168 df-mpt 5187 df-id 5547 df-xp 5658 df-rel 5659 df-cnv 5660 df-co 5661 df-dm 5662 df-rn 5663 df-res 5664 df-ima 5665 df-iota 6481 df-fun 6527 df-fn 6528 df-f 6529 df-f1 6530 df-fo 6531 df-f1o 6532 df-fv 6533 df-ov 7403 df-oprab 7404 df-mpo 7405 df-1st 7974 df-2nd 7975 df-tpos 8210 df-map 8814 df-ixp 8884 df-func 17905 df-up 49803 |
| This theorem is referenced by: uptpos 49827 |
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