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Mirrors > Home > ILE Home > Th. List > ax11e | Unicode version |
Description: Analogue to ax-11 1437 but for existential quantification. (Contributed by Mario Carneiro and Jim Kingdon, 31-Dec-2017.) (Proved by Mario Carneiro, 9-Feb-2018.) |
Ref | Expression |
---|---|
ax11e |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | equs5e 1716 | . . 3 | |
2 | 1 | 19.21bi 1490 | . 2 |
3 | 2 | com12 30 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 102 wceq 1284 wex 1421 |
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 1376 ax-gen 1378 ax-ie1 1422 ax-ie2 1423 ax-11 1437 ax-4 1440 ax-ial 1467 |
This theorem depends on definitions: df-bi 115 |
This theorem is referenced by: ax10oe 1718 drex1 1719 sbcof2 1731 ax11ev 1749 |
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