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| Mirrors > Home > ILE Home > Th. List > jctird | GIF version | ||
| Description: Deduction conjoining a theorem to right of consequent in an implication. (Contributed by NM, 21-Apr-2005.) |
| Ref | Expression |
|---|---|
| jctird.1 | ⊢ (𝜑 → (𝜓 → 𝜒)) |
| jctird.2 | ⊢ (𝜑 → 𝜃) |
| Ref | Expression |
|---|---|
| jctird | ⊢ (𝜑 → (𝜓 → (𝜒 ∧ 𝜃))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | jctird.1 | . 2 ⊢ (𝜑 → (𝜓 → 𝜒)) | |
| 2 | jctird.2 | . . 3 ⊢ (𝜑 → 𝜃) | |
| 3 | 2 | a1d 22 | . 2 ⊢ (𝜑 → (𝜓 → 𝜃)) |
| 4 | 1, 3 | jcad 307 | 1 ⊢ (𝜑 → (𝜓 → (𝜒 ∧ 𝜃))) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia3 108 |
| This theorem is referenced by: anc2ri 330 ordunisuc2r 4551 fnun 5367 fco 5426 fiintim 7001 cauappcvgprlemladdru 7740 cauappcvgprlemladdrl 7741 caucvgprlemnkj 7750 dvdsdivcl 12032 cnrest2 14556 cnptopresti 14558 bdxmet 14821 lgsdir 15360 |
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