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| Mirrors > Home > ILE Home > Th. List > ecelqsi | 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 | ecelqsg 6757 | . 2 ⊢ ((𝑅 ∈ V ∧ 𝐵 ∈ 𝐴) → [𝐵]𝑅 ∈ (𝐴 / 𝑅)) | |
| 3 | 1, 2 | mpan 424 | 1 ⊢ (𝐵 ∈ 𝐴 → [𝐵]𝑅 ∈ (𝐴 / 𝑅)) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∈ wcel 2202 Vcvv 2802 [cec 6700 / cqs 6701 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4207 ax-pow 4264 ax-pr 4299 ax-un 4530 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ral 2515 df-rex 2516 df-v 2804 df-un 3204 df-in 3206 df-ss 3213 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-br 4089 df-opab 4151 df-xp 4731 df-cnv 4733 df-dm 4735 df-rn 4736 df-res 4737 df-ima 4738 df-ec 6704 df-qs 6708 |
| This theorem is referenced by: ecopqsi 6759 th3q 6809 1nq 7586 addclnq 7595 mulclnq 7596 recexnq 7610 ltexnqq 7628 prarloclemarch 7638 prarloclemarch2 7639 nnnq 7642 nqnq0 7661 addnnnq0 7669 mulnnnq0 7670 addclnq0 7671 mulclnq0 7672 nqpnq0nq 7673 prarloclemlt 7713 prarloclemlo 7714 prarloclemcalc 7722 nqprm 7762 addsrpr 7965 mulsrpr 7966 0r 7970 1sr 7971 m1r 7972 addclsr 7973 mulclsr 7974 prsrcl 8004 mappsrprg 8024 suplocsrlemb 8026 pitonnlem2 8067 pitonn 8068 pitore 8070 recnnre 8071 |
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