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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 6644 | . 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 2164 Vcvv 2760 [cec 6587 / cqs 6588 |
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 710 ax-5 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-8 1515 ax-10 1516 ax-11 1517 ax-i12 1518 ax-bndl 1520 ax-4 1521 ax-17 1537 ax-i9 1541 ax-ial 1545 ax-i5r 1546 ax-13 2166 ax-14 2167 ax-ext 2175 ax-sep 4148 ax-pow 4204 ax-pr 4239 ax-un 4465 |
This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1367 df-nf 1472 df-sb 1774 df-eu 2045 df-mo 2046 df-clab 2180 df-cleq 2186 df-clel 2189 df-nfc 2325 df-ral 2477 df-rex 2478 df-v 2762 df-un 3158 df-in 3160 df-ss 3167 df-pw 3604 df-sn 3625 df-pr 3626 df-op 3628 df-uni 3837 df-br 4031 df-opab 4092 df-xp 4666 df-cnv 4668 df-dm 4670 df-rn 4671 df-res 4672 df-ima 4673 df-ec 6591 df-qs 6595 |
This theorem is referenced by: ecopqsi 6646 th3q 6696 1nq 7428 addclnq 7437 mulclnq 7438 recexnq 7452 ltexnqq 7470 prarloclemarch 7480 prarloclemarch2 7481 nnnq 7484 nqnq0 7503 addnnnq0 7511 mulnnnq0 7512 addclnq0 7513 mulclnq0 7514 nqpnq0nq 7515 prarloclemlt 7555 prarloclemlo 7556 prarloclemcalc 7564 nqprm 7604 addsrpr 7807 mulsrpr 7808 0r 7812 1sr 7813 m1r 7814 addclsr 7815 mulclsr 7816 prsrcl 7846 mappsrprg 7866 suplocsrlemb 7868 pitonnlem2 7909 pitonn 7910 pitore 7912 recnnre 7913 |
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