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Mirrors > Home > ILE Home > Th. List > sylan | Unicode version |
Description: A syllogism inference. (Contributed by NM, 21-Apr-1994.) (Proof shortened by Wolf Lammen, 22-Nov-2012.) |
Ref | Expression |
---|---|
sylan.1 |
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sylan.2 |
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Ref | Expression |
---|---|
sylan |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | sylan.1 |
. 2
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2 | sylan.2 |
. . 3
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3 | 2 | expcom 116 |
. 2
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4 | 1, 3 | mpan9 281 |
1
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