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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 39578 | . 2 ⊢ (𝐴 ∈ 𝑉 → ≀ 𝐴 ∈ V) | |
| 2 | relcoss 39582 | . . 3 ⊢ Rel ≀ 𝐴 | |
| 3 | elrelsrel 39511 | . . 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 2144 Vcvv 3450 Rel wrel 5656 ≀ ccoss 39252 Rels crels 39254 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-ext 2732 ax-sep 5248 ax-pow 5327 ax-pr 5391 ax-un 7755 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-sb 2099 df-clab 2739 df-cleq 2752 df-clel 2835 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 df-ss 3897 df-dif 4046 df-in 4090 df-un 4150 df-nul 4278 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-br 5103 df-opab 5167 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-rels 39509 df-coss 39570 |
| This theorem is used by: cosscnvelrels 39646 dffunsALTV2 39838 dffunsALTV3 39839 dffunsALTV4 39840 elfunsALTV2 39847 elfunsALTV3 39848 elfunsALTV4 39849 elfunsALTV5 39850 |
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