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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 438 | . 2 ⊢ ((𝜓 ∧ 𝜒) → 𝜃) |
| 5 | 1, 4 | mpan 428 | 1 ⊢ (𝜒 → 𝜃) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 104 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 |
| This theorem is used by: reuun1 3515 ordtri2orexmid 4670 opthreg 4703 ordtri2or2exmid 4718 ontri2orexmidim 4719 fvtp1 5926 nq0m0r 7823 nq02m 7832 gt0srpr 8115 map2psrprg 8172 pitoregt0 8216 axcnre 8248 addgt0 8776 addgegt0 8777 addgtge0 8778 addge0 8779 addgt0i 8816 addge0i 8817 addgegt0i 8818 add20i 8820 mulge0i 8949 recextlem1 8980 recap0 9016 recdivap 9049 recgt1 9228 prodgt0i 9239 prodge0i 9240 iccshftri 10399 iccshftli 10401 iccdili 10403 icccntri 10405 mulexpzap 11018 expaddzap 11022 m1expeven 11025 iexpcyc 11083 amgm2 11886 ege2le3 12440 sqnprm 12916 lmres 15351 2logb9irrap 16085 |
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