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Mirrors > Home > ILE Home > Th. List > Mathboxes > bdsbcALT | Unicode version |
Description: Alternate proof of bdsbc 14837. (Contributed by BJ, 16-Oct-2019.) (Proof modification is discouraged.) (New usage is discouraged.) |
Ref | Expression |
---|---|
bdcsbc.1 |
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Ref | Expression |
---|---|
bdsbcALT |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | bdcsbc.1 |
. . 3
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2 | 1 | bdab 14817 |
. 2
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3 | df-sbc 2975 |
. 2
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4 | 2, 3 | bd0r 14804 |
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-bd0 14792 ax-bdsb 14801 |
This theorem depends on definitions: df-bi 117 df-clab 2174 df-sbc 2975 |
This theorem is referenced by: (None) |
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