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| Mirrors > Home > MPE Home > Th. List > Mathboxes > cosselrels | Structured version Visualization version GIF version | ||
| Description: Cosets of sets are elements of the relations class. Implies ⊢ (𝑅 ∈ Rels → ≀ 𝑅 ∈ Rels ). (Contributed by Peter Mazsa, 25-Aug-2021.) |
| Ref | Expression |
|---|---|
| cosselrels | ⊢ (𝐴 ∈ 𝑉 → ≀ 𝐴 ∈ Rels ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cossex 39707 | . 2 ⊢ (𝐴 ∈ 𝑉 → ≀ 𝐴 ∈ V) | |
| 2 | relcoss 39711 | . . 3 ⊢ Rel ≀ 𝐴 | |
| 3 | elrelsrel 39640 | . . 3 ⊢ ( ≀ 𝐴 ∈ V → ( ≀ 𝐴 ∈ Rels ↔ Rel ≀ 𝐴)) | |
| 4 | 2, 3 | mpbiri 261 | . 2 ⊢ ( ≀ 𝐴 ∈ V → ≀ 𝐴 ∈ Rels ) |
| 5 | 1, 4 | syl 18 | 1 ⊢ (𝐴 ∈ 𝑉 → ≀ 𝐴 ∈ Rels ) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2147 Vcvv 3454 Rel wrel 5663 ≀ ccoss 39381 Rels crels 39383 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-ext 2735 ax-sep 5255 ax-pow 5334 ax-pr 5398 ax-un 7783 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2102 df-clab 2742 df-cleq 2755 df-clel 2839 df-ral 3081 df-rex 3091 df-rab 3417 df-v 3456 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4841 df-uni 4873 df-br 5109 df-opab 5174 df-xp 5664 df-rel 5665 df-cnv 5666 df-co 5667 df-dm 5668 df-rn 5669 df-rels 39638 df-coss 39699 |
| This theorem is used by: cosscnvelrels 39775 dffunsALTV2 39967 dffunsALTV3 39968 dffunsALTV4 39969 elfunsALTV2 39976 elfunsALTV3 39977 elfunsALTV4 39978 elfunsALTV5 39979 |
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