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| Mirrors > Home > ILE Home > Th. List > ecexg | Unicode version | ||
| Description: An equivalence class modulo a set is a set. (Contributed by NM, 24-Jul-1995.) |
| Ref | Expression |
|---|---|
| ecexg |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-ec 6699 |
. 2
| |
| 2 | imaexg 5088 |
. 2
| |
| 3 | 1, 2 | eqeltrid 2316 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-13 2202 ax-14 2203 ax-ext 2211 ax-sep 4205 ax-pow 4262 ax-pr 4297 ax-un 4528 |
| This theorem depends on definitions: df-bi 117 df-3an 1004 df-tru 1398 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ral 2513 df-rex 2514 df-v 2802 df-un 3202 df-in 3204 df-ss 3211 df-pw 3652 df-sn 3673 df-pr 3674 df-op 3676 df-uni 3892 df-br 4087 df-opab 4149 df-xp 4729 df-cnv 4731 df-dm 4733 df-rn 4734 df-res 4735 df-ima 4736 df-ec 6699 |
| This theorem is referenced by: ecelqsg 6752 uniqs 6757 eroveu 6790 th3q 6804 dmaddpq 7589 dmmulpq 7590 addnnnq0 7659 mulnnnq0 7660 addsrpr 7955 mulsrpr 7956 quslem 13397 eqgen 13804 qusghm 13859 znzrhval 14651 |
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