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Mirrors > Home > ILE Home > Th. List > imacnvcnv | Unicode version |
Description: The image of the double converse of a class. (Contributed by NM, 8-Apr-2007.) |
Ref | Expression |
---|---|
imacnvcnv |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rescnvcnv 5105 |
. . 3
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2 | 1 | rneqi 4869 |
. 2
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3 | df-ima 4653 |
. 2
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4 | df-ima 4653 |
. 2
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5 | 2, 3, 4 | 3eqtr4i 2219 |
1
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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 710 ax-5 1457 ax-7 1458 ax-gen 1459 ax-ie1 1503 ax-ie2 1504 ax-8 1514 ax-10 1515 ax-11 1516 ax-i12 1517 ax-bndl 1519 ax-4 1520 ax-17 1536 ax-i9 1540 ax-ial 1544 ax-i5r 1545 ax-14 2162 ax-ext 2170 ax-sep 4135 ax-pow 4188 ax-pr 4223 |
This theorem depends on definitions: df-bi 117 df-3an 981 df-tru 1366 df-nf 1471 df-sb 1773 df-eu 2040 df-mo 2041 df-clab 2175 df-cleq 2181 df-clel 2184 df-nfc 2320 df-ral 2472 df-rex 2473 df-v 2753 df-un 3147 df-in 3149 df-ss 3156 df-pw 3591 df-sn 3612 df-pr 3613 df-op 3615 df-br 4018 df-opab 4079 df-xp 4646 df-rel 4647 df-cnv 4648 df-dm 4650 df-rn 4651 df-res 4652 df-ima 4653 |
This theorem is referenced by: casedm 7102 caseinl 7107 caseinr 7108 djudm 7121 eqglact 13129 hmeoima 14193 hmeocld 14195 hmeontr 14196 |
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