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Mirrors > Home > MPE Home > Th. List > Mathboxes > brparts | Structured version Visualization version GIF version |
Description: Binary partitions relation. (Contributed by Peter Mazsa, 23-Jul-2021.) |
Ref | Expression |
---|---|
brparts | ⊢ (𝐴 ∈ 𝑉 → (𝑅 Parts 𝐴 ↔ (𝑅 ∈ Disjs ∧ 𝑅 DomainQss 𝐴))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-parts 37158 | . 2 ⊢ Parts = ( DomainQss ↾ Disjs ) | |
2 | 1 | eqres 36732 | 1 ⊢ (𝐴 ∈ 𝑉 → (𝑅 Parts 𝐴 ↔ (𝑅 ∈ Disjs ∧ 𝑅 DomainQss 𝐴))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 205 ∧ wa 396 ∈ wcel 2106 class class class wbr 5103 DomainQss cdmqss 36588 Disjs cdisjs 36598 Parts cparts 36603 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-ext 2708 ax-sep 5254 ax-nul 5261 ax-pr 5382 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-sb 2068 df-clab 2715 df-cleq 2729 df-clel 2815 df-ral 3063 df-rex 3072 df-rab 3406 df-v 3445 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-nul 4281 df-if 4485 df-sn 4585 df-pr 4587 df-op 4591 df-br 5104 df-opab 5166 df-xp 5637 df-res 5643 df-parts 37158 |
This theorem is referenced by: brparts2 37165 brpartspart 37166 |
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