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| Mirrors > Home > ILE Home > Th. List > mp3an2 | GIF version | ||
| Description: An inference based on modus ponens. (Contributed by NM, 21-Nov-1994.) |
| Ref | Expression |
|---|---|
| mp3an2.1 | ⊢ 𝜓 |
| mp3an2.2 | ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒) → 𝜃) |
| Ref | Expression |
|---|---|
| mp3an2 | ⊢ ((𝜑 ∧ 𝜒) → 𝜃) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mp3an2.1 | . 2 ⊢ 𝜓 | |
| 2 | mp3an2.2 | . . 3 ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒) → 𝜃) | |
| 3 | 2 | 3expa 1234 | . 2 ⊢ (((𝜑 ∧ 𝜓) ∧ 𝜒) → 𝜃) |
| 4 | 1, 3 | mpanl2 439 | 1 ⊢ ((𝜑 ∧ 𝜒) → 𝜃) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 104 ∧ w3a 1009 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 |
| This proof depends on definitions: df-bi 117 df-3an 1011 |
| This theorem is used by: mp3anl2 1373 ordin 4530 ordsuc 4710 omv 6728 oeiv 6729 omv2 6738 1idprl 7957 muladd11 8459 negsub 8574 subneg 8575 ltaddneg 8752 muleqadd 8998 diveqap1 9035 conjmulap 9059 nnsub 9343 addltmul 9542 zltp1le 9699 gtndiv 9741 eluzp1m1 9946 xnn0le2is012 10268 divelunit 10404 fznatpl1 10483 flqbi2 10726 flqdiv 10758 frecfzen2 10864 nn0ennn 10870 seqshft2g 10919 seqf1oglem1 10956 faclbnd3 11181 ccatrid 11375 shftfvalg 11583 ovshftex 11584 shftfval 11586 abs2dif 11872 cos2t 12517 sin01gt0 12529 cos01gt0 12530 demoivre 12540 demoivreALT 12541 omeo 12665 gcd0id 12756 sqgcd 12806 isprm3 12896 eulerthlemth 13010 pczpre 13076 pcrec 13087 setscom 13392 setsslid 13403 setsslnid 13404 mulgm1 13945 abssinper 15947 lgs1 16163 |
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