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Mirrors > Home > ILE Home > Th. List > excomim | Unicode version |
Description: One direction of Theorem 19.11 of [Margaris] p. 89. (Contributed by NM, 5-Aug-1993.) |
Ref | Expression |
---|---|
excomim |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 19.8a 1570 |
. . 3
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2 | 1 | 2eximi 1581 |
. 2
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3 | hbe1 1472 |
. . . 4
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4 | 3 | hbex 1616 |
. . 3
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5 | 4 | 19.9h 1623 |
. 2
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6 | 2, 5 | sylib 121 |
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 105 ax-ia2 106 ax-ia3 107 ax-5 1424 ax-7 1425 ax-gen 1426 ax-ie1 1470 ax-ie2 1471 ax-4 1488 ax-ial 1515 |
This theorem depends on definitions: df-bi 116 |
This theorem is referenced by: excom 1643 2euswapdc 2091 |
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