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Mirrors > Home > ILE Home > Th. List > mpan2 | Unicode version |
Description: An inference based on modus ponens. (Contributed by NM, 16-Sep-1993.) (Proof shortened by Wolf Lammen, 19-Nov-2012.) |
Ref | Expression |
---|---|
mpan2.1 | |
mpan2.2 |
Ref | Expression |
---|---|
mpan2 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mpan2.1 | . . 3 | |
2 | 1 | a1i 9 | . 2 |
3 | mpan2.2 | . 2 | |
4 | 2, 3 | mpdan 418 | 1 |
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