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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 8703 | . 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 3438 [cec 8630 / cqs 8631 |
| 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 5238 ax-nul 5248 ax-pr 5374 ax-un 7675 |
| 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 3397 df-v 3440 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-nul 4287 df-if 4479 df-sn 4580 df-pr 4582 df-op 4586 df-uni 4862 df-br 5096 df-opab 5158 df-xp 5629 df-rel 5630 df-cnv 5631 df-dm 5633 df-rn 5634 df-res 5635 df-ima 5636 df-ec 8634 df-qs 8638 |
| This theorem is referenced by: ecopqsi 8705 addsrpr 10988 mulsrpr 10989 0r 10993 1sr 10994 m1r 10995 addclsr 10996 mulclsr 10997 quseccl0 19082 ghmqusnsglem1 19177 ghmquskerlem1 19180 ghmquskerco 19181 ghmqusker 19184 orbsta 19210 frgpeccl 19658 rngqiprngimf 21222 qustgphaus 24026 vitalilem2 25526 vitalilem3 25527 rloccring 33220 rloc0g 33221 rloc1r 33222 rlocf1 33223 fracfld 33257 nsgqusf1olem1 33360 qsidomlem1 33399 qsdrngilem 33441 qsdrngi 33442 qsdrnglem2 33443 zringfrac 33501 pstmfval 33862 |
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