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Mirrors > Home > ILE Home > Th. List > eldifn | Unicode version |
Description: Implication of membership in a class difference. (Contributed by NM, 3-May-1994.) |
Ref | Expression |
---|---|
eldifn |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eldif 3138 |
. 2
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2 | 1 | simprbi 275 |
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-in1 614 ax-in2 615 ax-io 709 ax-5 1447 ax-7 1448 ax-gen 1449 ax-ie1 1493 ax-ie2 1494 ax-8 1504 ax-10 1505 ax-11 1506 ax-i12 1507 ax-bndl 1509 ax-4 1510 ax-17 1526 ax-i9 1530 ax-ial 1534 ax-i5r 1535 ax-ext 2159 |
This theorem depends on definitions: df-bi 117 df-tru 1356 df-nf 1461 df-sb 1763 df-clab 2164 df-cleq 2170 df-clel 2173 df-nfc 2308 df-v 2739 df-dif 3131 |
This theorem is referenced by: elndif 3259 unssin 3374 inssun 3375 noel 3426 disjel 3477 undifexmid 4191 exmidundif 4204 exmidundifim 4205 exmid1stab 4206 phpm 6860 undifdcss 6917 fsum3cvg 11377 summodclem2a 11380 fisumss 11391 isumss2 11392 binomlem 11482 fproddccvg 11571 prodmodclem2a 11575 fprodssdc 11589 fprodsplitdc 11595 |
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