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Mirrors > Home > ILE Home > Th. List > syland | Unicode version |
Description: A syllogism deduction. (Contributed by NM, 15-Dec-2004.) |
Ref | Expression |
---|---|
syland.1 |
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syland.2 |
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Ref | Expression |
---|---|
syland |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | syland.1 |
. . 3
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2 | syland.2 |
. . . 4
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3 | 2 | expd 256 |
. . 3
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4 | 1, 3 | syld 45 |
. 2
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5 | 4 | impd 252 |
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 is referenced by: sylan2d 292 syl2and 293 sylani 404 nn0seqcvgd 11758 |
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