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Mirrors > Home > ILE Home > Th. List > impcom | Unicode version |
Description: Importation inference with commuted antecedents. (Contributed by NM, 25-May-2005.) |
Ref | Expression |
---|---|
imp.1 |
Ref | Expression |
---|---|
impcom |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | imp.1 | . . 3 | |
2 | 1 | com12 30 | . 2 |
3 | 2 | imp 123 | 1 |
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