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Mirrors > Home > ILE Home > Th. List > mpanl12 | GIF version |
Description: An inference based on modus ponens. (Contributed by NM, 13-Jul-2005.) |
Ref | Expression |
---|---|
mpanl12.1 | ⊢ 𝜑 |
mpanl12.2 | ⊢ 𝜓 |
mpanl12.3 | ⊢ (((𝜑 ∧ 𝜓) ∧ 𝜒) → 𝜃) |
Ref | Expression |
---|---|
mpanl12 | ⊢ (𝜒 → 𝜃) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mpanl12.2 | . 2 ⊢ 𝜓 | |
2 | mpanl12.1 | . . 3 ⊢ 𝜑 | |
3 | mpanl12.3 | . . 3 ⊢ (((𝜑 ∧ 𝜓) ∧ 𝜒) → 𝜃) | |
4 | 2, 3 | mpanl1 424 | . 2 ⊢ ((𝜓 ∧ 𝜒) → 𝜃) |
5 | 1, 4 | mpan 414 | 1 ⊢ (𝜒 → 𝜃) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 102 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 |
This theorem is referenced by: reuun1 3246 ordtri2orexmid 4266 opthreg 4299 ordtri2or2exmid 4314 fvtp1 5393 nq0m0r 6646 nq02m 6655 gt0srpr 6925 pitoregt0 7017 axcnre 7047 addgt0 7552 addgegt0 7553 addgtge0 7554 addge0 7555 addgt0i 7589 addge0i 7590 addgegt0i 7591 add20i 7593 mulge0i 7720 recextlem1 7741 recap0 7773 recdivap 7806 recgt1 7975 prodgt0i 7986 prodge0i 7987 iccshftri 9017 iccshftli 9019 iccdili 9021 icccntri 9023 mulexpzap 9516 expaddzap 9520 m1expeven 9523 iexpcyc 9579 amgm2 10004 sqnprm 10517 |
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