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| Mirrors > Home > MPE Home > Th. List > Mathboxes > parteq12 | Structured version Visualization version GIF version | ||
| Description: Equality theorem for partition. (Contributed by Peter Mazsa, 25-Jul-2024.) |
| Ref | Expression |
|---|---|
| parteq12 | ⊢ ((𝑅 = 𝑆 ∧ 𝐴 = 𝐵) → (𝑅 Part 𝐴 ↔ 𝑆 Part 𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | parteq1 38759 | . 2 ⊢ (𝑅 = 𝑆 → (𝑅 Part 𝐴 ↔ 𝑆 Part 𝐴)) | |
| 2 | parteq2 38760 | . 2 ⊢ (𝐴 = 𝐵 → (𝑆 Part 𝐴 ↔ 𝑆 Part 𝐵)) | |
| 3 | 1, 2 | sylan9bb 509 | 1 ⊢ ((𝑅 = 𝑆 ∧ 𝐴 = 𝐵) → (𝑅 Part 𝐴 ↔ 𝑆 Part 𝐵)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 = wceq 1540 Part wpart 38201 |
| 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-pr 5382 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-clab 2708 df-cleq 2721 df-clel 2803 df-ral 3045 df-rex 3054 df-rab 3403 df-v 3446 df-dif 3914 df-un 3916 df-in 3918 df-ss 3928 df-nul 4293 df-if 4485 df-sn 4586 df-pr 4588 df-op 4592 df-br 5103 df-opab 5165 df-id 5526 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-ec 8650 df-qs 8654 df-coss 38395 df-cnvrefrel 38511 df-dmqs 38623 df-funALTV 38667 df-disjALTV 38690 df-part 38751 |
| This theorem is referenced by: partsuc2 38764 partsuc 38765 |
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