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Mirrors > Home > MPE Home > Th. List > jctil | Structured version Visualization version Unicode version |
Description: Inference conjoining a theorem to left of consequent in an implication. (Contributed by NM, 31-Dec-1993.) |
Ref | Expression |
---|---|
jctil.1 | |
jctil.2 |
Ref | Expression |
---|---|
jctil |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | jctil.2 | . . 3 | |
2 | 1 | a1i 11 | . 2 |
3 | jctil.1 | . 2 | |
4 | 2, 3 | jca 554 | 1 |
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