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Mirrors > Home > QLE Home > Th. List > 3tr1 | Unicode version |
Description: Transitive inference useful for introducing definitions. |
Ref | Expression |
---|---|
3tr1.1 |
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3tr1.2 |
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3tr1.3 |
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Ref | Expression |
---|---|
3tr1 |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3tr1.2 |
. 2
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2 | 3tr1.1 |
. . 3
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3 | 3tr1.3 |
. . . 4
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4 | 3 | ax-r1 35 |
. . 3
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5 | 2, 4 | ax-r2 36 |
. 2
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6 | 1, 5 | ax-r2 36 |
1
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