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Mirrors > Home > ILE Home > Th. List > eldm2g | Unicode version |
Description: Domain membership. Theorem 4 of [Suppes] p. 59. (Contributed by NM, 27-Jan-1997.) (Revised by Mario Carneiro, 9-Jul-2014.) |
Ref | Expression |
---|---|
eldm2g |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eldmg 4840 |
. 2
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2 | df-br 4019 |
. . 3
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3 | 2 | exbii 1616 |
. 2
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4 | 1, 3 | bitrdi 196 |
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 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-ext 2171 |
This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1367 df-nf 1472 df-sb 1774 df-clab 2176 df-cleq 2182 df-clel 2185 df-nfc 2321 df-v 2754 df-un 3148 df-sn 3613 df-pr 3614 df-op 3616 df-br 4019 df-dm 4654 |
This theorem is referenced by: eldm2 4843 opeldmg 4850 dmfco 5605 releldm2 6210 tfrlem9 6344 climcau 11387 lmff 14206 |
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