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| Mirrors > Home > MPE Home > Th. List > Mathboxes > prstcnidlem | Structured version Visualization version GIF version | ||
| Description: Lemma for prstcnid 50833 and prstchomval 50839. (Contributed by Zhi Wang, 20-Sep-2024.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| prstcnid.c | ⊢ (𝜑 → 𝐶 = (ProsetToCat‘𝐾)) |
| prstcnid.k | ⊢ (𝜑 → 𝐾 ∈ Proset ) |
| prstcnid.e | ⊢ 𝐸 = Slot (𝐸‘ndx) |
| prstcnid.no | ⊢ (𝐸‘ndx) ≠ (comp‘ndx) |
| Ref | Expression |
|---|---|
| prstcnidlem | ⊢ (𝜑 → (𝐸‘𝐶) = (𝐸‘(𝐾 sSet 〈(Hom ‘ndx), ((le‘𝐾) × {1o})〉))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | prstcnid.c | . . . 4 ⊢ (𝜑 → 𝐶 = (ProsetToCat‘𝐾)) | |
| 2 | prstcnid.k | . . . 4 ⊢ (𝜑 → 𝐾 ∈ Proset ) | |
| 3 | 1, 2 | prstcval 50831 | . . 3 ⊢ (𝜑 → 𝐶 = ((𝐾 sSet 〈(Hom ‘ndx), ((le‘𝐾) × {1o})〉) sSet 〈(comp‘ndx), ∅〉)) |
| 4 | 3 | fveq2d 6900 | . 2 ⊢ (𝜑 → (𝐸‘𝐶) = (𝐸‘((𝐾 sSet 〈(Hom ‘ndx), ((le‘𝐾) × {1o})〉) sSet 〈(comp‘ndx), ∅〉))) |
| 5 | prstcnid.e | . . 3 ⊢ 𝐸 = Slot (𝐸‘ndx) | |
| 6 | prstcnid.no | . . 3 ⊢ (𝐸‘ndx) ≠ (comp‘ndx) | |
| 7 | 5, 6 | setsnid 17401 | . 2 ⊢ (𝐸‘(𝐾 sSet 〈(Hom ‘ndx), ((le‘𝐾) × {1o})〉)) = (𝐸‘((𝐾 sSet 〈(Hom ‘ndx), ((le‘𝐾) × {1o})〉) sSet 〈(comp‘ndx), ∅〉)) |
| 8 | 4, 7 | eqtr4di 2816 | 1 ⊢ (𝜑 → (𝐸‘𝐶) = (𝐸‘(𝐾 sSet 〈(Hom ‘ndx), ((le‘𝐾) × {1o})〉))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1569 ∈ wcel 2146 ≠ wne 2959 ∅c0 4281 {csn 4588 〈cop 4838 × cxp 5653 ‘cfv 6547 (class class class)co 7430 1oc1o 8483 sSet csts 17356 Slot cslot 17374 ndxcnx 17386 lecple 17450 Hom chom 17454 compcco 17455 Proset cproset 18481 ProsetToCatcprstc 50829 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1944 ax-6 2001 ax-7 2042 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2196 ax-12 2215 ax-ext 2735 ax-sep 5252 ax-nul 5263 ax-pr 5395 ax-un 7761 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2101 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-ral 3081 df-rex 3091 df-rab 3417 df-v 3456 df-sbc 3743 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-br 5107 df-opab 5171 df-mpt 5190 df-id 5550 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-res 5667 df-iota 6501 df-fun 6549 df-fv 6555 df-ov 7433 df-oprab 7434 df-mpo 7435 df-sets 17357 df-slot 17375 df-prstc 50830 |
| This theorem is used by: prstcnid 50833 prstchomval 50839 |
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