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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 4532 ordsuc 4712 omv 6732 oeiv 6733 omv2 6742 1idprl 7963 muladd11 8466 negsub 8581 subneg 8582 ltaddneg 8759 muleqadd 9006 diveqap1 9043 conjmulap 9067 nnsub 9352 addltmul 9553 zltp1le 9710 gtndiv 9752 eluzp1m1 9962 xnn0le2is012 10285 divelunit 10421 fznatpl1 10500 flqbi2 10747 flqdiv 10779 frecfzen2 10885 nn0ennn 10891 seqshft2g 10940 seqf1oglem1 10977 faclbnd3 11203 ccatrid 11397 shftfvalg 11605 ovshftex 11606 shftfval 11608 abs2dif 11895 cos2t 12542 sin01gt0 12554 cos01gt0 12555 demoivre 12565 demoivreALT 12566 omeo 12690 gcd0id 12781 sqgcd 12831 isprm3 12921 eulerthlemth 13039 pczpre 13105 pcrec 13116 setscom 13450 setsslid 13461 setsslnid 13462 mulgm1 14004 abssinper 16073 ppiqub 16293 chtqub 16296 bposlem2 16312 lgs1 16368 |
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