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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 39450 | . 2 ⊢ (𝑅 = 𝑆 → (𝑅 Part 𝐴 ↔ 𝑆 Part 𝐴)) | |
| 2 | parteq2 39451 | . 2 ⊢ (𝐴 = 𝐵 → (𝑆 Part 𝐴 ↔ 𝑆 Part 𝐵)) | |
| 3 | 1, 2 | sylan9bb 518 | 1 ⊢ ((𝑅 = 𝑆 ∧ 𝐴 = 𝐵) → (𝑅 Part 𝐴 ↔ 𝑆 Part 𝐵)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 209 ∧ wa 400 = wceq 1567 Part wpart 38797 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-11 2198 ax-ext 2741 ax-sep 5261 ax-pr 5405 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-sb 2098 df-clab 2748 df-cleq 2761 df-clel 2844 df-ral 3086 df-rex 3096 df-rab 3424 df-v 3465 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-nul 4295 df-if 4493 df-sn 4595 df-pr 4597 df-op 4601 df-br 5114 df-opab 5178 df-id 5557 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-rn 5673 df-res 5674 df-ima 5675 df-ec 8696 df-qs 8700 df-coss 39074 df-cnvrefrel 39180 df-dmqs 39296 df-funALTV 39340 df-disjALTV 39363 df-part 39442 |
| This theorem is referenced by: partsuc2 39455 partsuc 39456 |
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