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Mirrors > Home > ILE Home > Th. List > ax11e | Unicode version |
Description: Analogue to ax-11 1442 but for existential quantification. (Contributed by Mario Carneiro and Jim Kingdon, 31-Dec-2017.) (Proved by Mario Carneiro, 9-Feb-2018.) |
Ref | Expression |
---|---|
ax11e |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | equs5e 1723 |
. . 3
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2 | 1 | 19.21bi 1495 |
. 2
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3 | 2 | com12 30 |
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-5 1381 ax-gen 1383 ax-ie1 1427 ax-ie2 1428 ax-11 1442 ax-4 1445 ax-ial 1472 |
This theorem depends on definitions: df-bi 115 |
This theorem is referenced by: ax10oe 1725 drex1 1726 sbcof2 1738 ax11ev 1756 |
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