| Mathbox for Peter Mazsa |
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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 38783 | . 2 ⊢ Parts = ( DomainQss ↾ Disjs ) | |
| 2 | 1 | eqres 38358 | 1 ⊢ (𝐴 ∈ 𝑉 → (𝑅 Parts 𝐴 ↔ (𝑅 ∈ Disjs ∧ 𝑅 DomainQss 𝐴))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 ∈ wcel 2108 class class class wbr 5119 DomainQss cdmqss 38222 Disjs cdisjs 38232 Parts cparts 38237 |
| 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 2007 ax-8 2110 ax-9 2118 ax-ext 2707 ax-sep 5266 ax-nul 5276 ax-pr 5402 |
| 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-sb 2065 df-clab 2714 df-cleq 2727 df-clel 2809 df-ral 3052 df-rex 3061 df-rab 3416 df-v 3461 df-dif 3929 df-un 3931 df-in 3933 df-ss 3943 df-nul 4309 df-if 4501 df-sn 4602 df-pr 4604 df-op 4608 df-br 5120 df-opab 5182 df-xp 5660 df-res 5666 df-parts 38783 |
| This theorem is referenced by: brparts2 38790 brpartspart 38791 |
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