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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 |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-ec 6174 |
. 2
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2 | imaexg 4710 |
. 2
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3 | 1, 2 | syl5eqel 2166 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 ax-io 663 ax-5 1377 ax-7 1378 ax-gen 1379 ax-ie1 1423 ax-ie2 1424 ax-8 1436 ax-10 1437 ax-11 1438 ax-i12 1439 ax-bndl 1440 ax-4 1441 ax-13 1445 ax-14 1446 ax-17 1460 ax-i9 1464 ax-ial 1468 ax-i5r 1469 ax-ext 2064 ax-sep 3904 ax-pow 3956 ax-pr 3972 ax-un 4196 |
This theorem depends on definitions: df-bi 115 df-3an 922 df-tru 1288 df-nf 1391 df-sb 1687 df-eu 1945 df-mo 1946 df-clab 2069 df-cleq 2075 df-clel 2078 df-nfc 2209 df-ral 2354 df-rex 2355 df-v 2604 df-un 2978 df-in 2980 df-ss 2987 df-pw 3392 df-sn 3412 df-pr 3413 df-op 3415 df-uni 3610 df-br 3794 df-opab 3848 df-xp 4377 df-cnv 4379 df-dm 4381 df-rn 4382 df-res 4383 df-ima 4384 df-ec 6174 |
This theorem is referenced by: ecelqsg 6225 uniqs 6230 eroveu 6263 th3q 6277 dmaddpq 6631 dmmulpq 6632 addnnnq0 6701 mulnnnq0 6702 addsrpr 6984 mulsrpr 6985 |
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