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Mirrors > Home > ILE Home > Th. List > ax6evr | Unicode version |
Description: A commuted form of a9ev 1676. The naming reflects how axioms were numbered in the Metamath Proof Explorer as of 2020 (a numbering which we eventually plan to adopt here too, but until this happens everywhere only some theorems will have it). (Contributed by BJ, 7-Dec-2020.) |
Ref | Expression |
---|---|
ax6evr |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | a9ev 1676 |
. 2
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2 | equcomi 1681 |
. 2
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3 | 1, 2 | eximii 1582 |
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-gen 1426 ax-ie1 1470 ax-ie2 1471 ax-8 1483 ax-4 1488 ax-17 1507 ax-i9 1511 ax-ial 1515 |
This theorem depends on definitions: df-bi 116 |
This theorem is referenced by: (None) |
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