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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 38882 | . 2 ⊢ (𝑅 = 𝑆 → (𝑅 Part 𝐴 ↔ 𝑆 Part 𝐴)) | |
| 2 | parteq2 38883 | . 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 1541 Part wpart 38271 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2113 ax-9 2121 ax-11 2160 ax-ext 2703 ax-sep 5232 ax-nul 5242 ax-pr 5368 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-sb 2068 df-clab 2710 df-cleq 2723 df-clel 2806 df-ral 3048 df-rex 3057 df-rab 3396 df-v 3438 df-dif 3900 df-un 3902 df-in 3904 df-ss 3914 df-nul 4281 df-if 4473 df-sn 4574 df-pr 4576 df-op 4580 df-br 5090 df-opab 5152 df-id 5509 df-xp 5620 df-rel 5621 df-cnv 5622 df-co 5623 df-dm 5624 df-rn 5625 df-res 5626 df-ima 5627 df-ec 8624 df-qs 8628 df-coss 38523 df-cnvrefrel 38629 df-dmqs 38745 df-funALTV 38790 df-disjALTV 38813 df-part 38874 |
| This theorem is referenced by: partsuc2 38887 partsuc 38888 |
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