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Mirrors > Home > ILE Home > Th. List > sylan2d | Unicode version |
Description: A syllogism deduction. (Contributed by NM, 15-Dec-2004.) |
Ref | Expression |
---|---|
sylan2d.1 |
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sylan2d.2 |
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Ref | Expression |
---|---|
sylan2d |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | sylan2d.1 |
. . 3
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2 | sylan2d.2 |
. . . 4
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3 | 2 | ancomsd 267 |
. . 3
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4 | 1, 3 | syland 291 |
. 2
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5 | 4 | ancomsd 267 |
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 |
This theorem depends on definitions: df-bi 116 |
This theorem is referenced by: syl2and 293 sylan2i 405 swopo 4236 prarloclemlo 7326 prodgt02 8635 prodge02 8637 |
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