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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 8754 | . 2 ⊢ ((𝑅 ∈ V ∧ 𝐵 ∈ 𝐴) → [𝐵]𝑅 ∈ (𝐴 / 𝑅)) | |
| 3 | 1, 2 | mpan 702 | 1 ⊢ (𝐵 ∈ 𝐴 → [𝐵]𝑅 ∈ (𝐴 / 𝑅)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2145 Vcvv 3457 [cec 8680 / cqs 8681 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-ext 2737 ax-sep 5251 ax-pr 5395 ax-un 7722 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-sb 2094 df-clab 2744 df-cleq 2757 df-clel 2840 df-ral 3080 df-rex 3090 df-rab 3418 df-v 3459 df-dif 3910 df-un 3912 df-in 3914 df-ss 3924 df-nul 4289 df-if 4484 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4869 df-br 5106 df-opab 5168 df-xp 5658 df-rel 5659 df-cnv 5660 df-dm 5662 df-rn 5663 df-res 5664 df-ima 5665 df-ec 8684 df-qs 8688 |
| This theorem is referenced by: ecopqsi 8756 addsrpr 11048 mulsrpr 11049 0r 11053 1sr 11054 m1r 11055 addclsr 11056 mulclsr 11057 quseccl0 19247 ghmqusnsglem1 19341 ghmquskerlem1 19344 ghmquskerco 19345 ghmqusker 19348 orbsta 19374 frgpeccl 19822 rngqiprngimf 21399 qsidomlem1 21440 qustgphaus 24241 vitalilem2 25729 vitalilem3 25730 rloccring 33504 rloc0g 33505 rloc1r 33506 rlocf1 33507 rlocinvunit 33508 rlocisunit 33509 fracfld 33544 nsgqusf1olem1 33638 qsdrngilem 33693 qsdrngi 33694 qsdrnglem2 33695 zringfrac 33761 pstmfval 34203 |
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