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Mirrors > Home > NFE Home > Th. List > ee12an | Unicode version |
Description: e12an in set.mm without virtual deduction connectives. Special theorem needed for Alan Sare's virtual deduction translation tool. (Contributed by Alan Sare, 28-Oct-2011.) TODO: this is frequently used; come up with better label. |
Ref | Expression |
---|---|
ee12an.1 |
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ee12an.2 |
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ee12an.3 |
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Ref | Expression |
---|---|
ee12an |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ee12an.2 |
. . 3
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2 | ee12an.1 |
. . 3
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3 | 1, 2 | jctild 527 |
. 2
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4 | ee12an.3 |
. 2
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5 | 3, 4 | syl6 29 |
1
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Colors of variables: wff setvar class |
Syntax hints: ![]() ![]() |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
This theorem depends on definitions: df-bi 177 df-an 360 |
This theorem is referenced by: dfsb2 2055 |
Copyright terms: Public domain | W3C validator |