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Mirrors > Home > MPE Home > Th. List > jctir | Structured version Visualization version GIF version |
Description: Inference conjoining a theorem to right of consequent in an implication. (Contributed by NM, 31-Dec-1993.) |
Ref | Expression |
---|---|
jctil.1 | ⊢ (𝜑 → 𝜓) |
jctil.2 | ⊢ 𝜒 |
Ref | Expression |
---|---|
jctir | ⊢ (𝜑 → (𝜓 ∧ 𝜒)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | jctil.1 | . 2 ⊢ (𝜑 → 𝜓) | |
2 | jctil.2 | . . 3 ⊢ 𝜒 | |
3 | 2 | a1i 11 | . 2 ⊢ (𝜑 → 𝜒) |
4 | 1, 3 | jca 511 | 1 ⊢ (𝜑 → (𝜓 ∧ 𝜒)) |
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