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| Mirrors > Home > MPE Home > Th. List > ecelqsi | Structured version Visualization version GIF version | ||
| Description: Membership of an equivalence class in a quotient set. (Contributed by NM, 25-Jul-1995.) (Revised by Mario Carneiro, 9-Jul-2014.) |
| Ref | Expression |
|---|---|
| ecelqsi.1 | ⊢ 𝑅 ∈ V |
| Ref | Expression |
|---|---|
| ecelqsi | ⊢ (𝐵 ∈ 𝐴 → [𝐵]𝑅 ∈ (𝐴 / 𝑅)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ecelqsi.1 | . 2 ⊢ 𝑅 ∈ V | |
| 2 | ecelqsw 8742 | . 2 ⊢ ((𝑅 ∈ V ∧ 𝐵 ∈ 𝐴) → [𝐵]𝑅 ∈ (𝐴 / 𝑅)) | |
| 3 | 1, 2 | mpan 690 | 1 ⊢ (𝐵 ∈ 𝐴 → [𝐵]𝑅 ∈ (𝐴 / 𝑅)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2109 Vcvv 3447 [cec 8669 / cqs 8670 |
| 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 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-sep 5251 ax-nul 5261 ax-pr 5387 ax-un 7711 |
| 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-nf 1784 df-sb 2066 df-clab 2708 df-cleq 2721 df-clel 2803 df-ral 3045 df-rex 3054 df-rab 3406 df-v 3449 df-dif 3917 df-un 3919 df-in 3921 df-ss 3931 df-nul 4297 df-if 4489 df-sn 4590 df-pr 4592 df-op 4596 df-uni 4872 df-br 5108 df-opab 5170 df-xp 5644 df-rel 5645 df-cnv 5646 df-dm 5648 df-rn 5649 df-res 5650 df-ima 5651 df-ec 8673 df-qs 8677 |
| This theorem is referenced by: ecopqsi 8744 addsrpr 11028 mulsrpr 11029 0r 11033 1sr 11034 m1r 11035 addclsr 11036 mulclsr 11037 quseccl0 19117 ghmqusnsglem1 19212 ghmquskerlem1 19215 ghmquskerco 19216 ghmqusker 19219 orbsta 19245 frgpeccl 19691 rngqiprngimf 21207 qustgphaus 24010 vitalilem2 25510 vitalilem3 25511 rloccring 33221 rloc0g 33222 rloc1r 33223 rlocf1 33224 fracfld 33258 nsgqusf1olem1 33384 qsidomlem1 33423 qsdrngilem 33465 qsdrngi 33466 qsdrnglem2 33467 zringfrac 33525 pstmfval 33886 |
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