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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 6762 | . 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 2201 Vcvv 2801 [cec 6705 / cqs 6706 |
| 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 2203 ax-14 2204 ax-ext 2212 ax-sep 4208 ax-pow 4266 ax-pr 4301 ax-un 4532 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-nf 1509 df-sb 1810 df-eu 2081 df-mo 2082 df-clab 2217 df-cleq 2223 df-clel 2226 df-nfc 2362 df-ral 2514 df-rex 2515 df-v 2803 df-un 3203 df-in 3205 df-ss 3212 df-pw 3655 df-sn 3676 df-pr 3677 df-op 3679 df-uni 3895 df-br 4090 df-opab 4152 df-xp 4733 df-cnv 4735 df-dm 4737 df-rn 4738 df-res 4739 df-ima 4740 df-ec 6709 df-qs 6713 |
| This theorem is referenced by: ecopqsi 6764 th3q 6814 1nq 7591 addclnq 7600 mulclnq 7601 recexnq 7615 ltexnqq 7633 prarloclemarch 7643 prarloclemarch2 7644 nnnq 7647 nqnq0 7666 addnnnq0 7674 mulnnnq0 7675 addclnq0 7676 mulclnq0 7677 nqpnq0nq 7678 prarloclemlt 7718 prarloclemlo 7719 prarloclemcalc 7727 nqprm 7767 addsrpr 7970 mulsrpr 7971 0r 7975 1sr 7976 m1r 7977 addclsr 7978 mulclsr 7979 prsrcl 8009 mappsrprg 8029 suplocsrlemb 8031 pitonnlem2 8072 pitonn 8073 pitore 8075 recnnre 8076 |
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