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Mirrors > Home > MPE Home > Th. List > mpi | Structured version Visualization version Unicode version |
Description: A nested modus ponens inference. Inference associated with com12 32. (Contributed by NM, 29-Dec-1992.) (Proof shortened by Stefan Allan, 20-Mar-2006.) |
Ref | Expression |
---|---|
mpi.1 | |
mpi.2 |
Ref | Expression |
---|---|
mpi |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mpi.1 | . . 3 | |
2 | 1 | a1i 11 | . 2 |
3 | mpi.2 | . 2 | |
4 | 2, 3 | mpd 15 | 1 |
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