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Mirrors > Home > ILE Home > Th. List > a1bi | Unicode version |
Description: Inference rule introducing a theorem as an antecedent. (Contributed by NM, 5-Aug-1993.) (Proof shortened by Wolf Lammen, 11-Nov-2012.) |
Ref | Expression |
---|---|
a1bi.1 |
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Ref | Expression |
---|---|
a1bi |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | a1bi.1 |
. 2
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2 | biimt 230 |
. 2
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3 | 1, 2 | ax-mp 7 |
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 99 ax-ia2 100 ax-ia3 101 |
This theorem depends on definitions: df-bi 110 |
This theorem is referenced by: mt2bi 609 truimfal 1301 equsal 1615 equveli 1642 ralv 2571 relop 4486 |
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