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| Mirrors > Home > MPE Home > Th. List > mpd3an23 | Structured version Visualization version GIF version | ||
| Description: An inference based on modus ponens. (Contributed by NM, 4-Dec-2006.) |
| Ref | Expression |
|---|---|
| mpd3an23.1 | ⊢ (𝜑 → 𝜓) |
| mpd3an23.2 | ⊢ (𝜑 → 𝜒) |
| mpd3an23.3 | ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒) → 𝜃) |
| Ref | Expression |
|---|---|
| mpd3an23 | ⊢ (𝜑 → 𝜃) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | id 23 | . 2 ⊢ (𝜑 → 𝜑) | |
| 2 | mpd3an23.1 | . 2 ⊢ (𝜑 → 𝜓) | |
| 3 | mpd3an23.2 | . 2 ⊢ (𝜑 → 𝜒) | |
| 4 | mpd3an23.3 | . 2 ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒) → 𝜃) | |
| 5 | 1, 2, 3, 4 | syl3anc 1398 | 1 ⊢ (𝜑 → 𝜃) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ w3a 1103 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
| This proof depends on definitions: df-bi 210 df-an 402 df-3an 1105 |
| This theorem is used by: rankcf 10865 bcpasc 14468 sqreulem 15532 qnumdencoprm 16926 qeqnumdivden 16927 xpsaddlem 17750 xpsvsca 17754 xpsle 17756 grpinvid 19215 qus0 19409 ghmid 19441 lsm01 19890 frgpadd 19982 abvneg 21088 lsmcv 21424 qusmul2idl 21579 discmp 23721 kgenhaus 23868 idnghm 25067 xmetdcn2 25162 pi1addval 25374 ipcau2 25560 gausslemma2dlem1a 27697 2lgs 27739 etaslts2 28185 uhgrsubgrself 29866 wlkl0 30973 mhmimasplusg 33644 lmhmimasvsca 33645 rlocaddval 33876 rlocmulval 33877 qusvsval 33959 carsgclctunlem2 34997 carsgclctun 34999 ballotlem1ri 35213 satefvfmla0 36269 satefvfmla1 36276 ftc1anclem5 38708 opoc1 40352 opoc0 40353 dochsat 42533 lcfrlem9 42700 fisdomnn 43388 pellfundex 43986 mnringmulrcld 45319 0ellimcdiv 46752 add2cncf 47005 stoweidlem21 47124 stoweidlem23 47126 stoweidlem32 47135 stoweidlem36 47139 stoweidlem40 47143 stoweidlem41 47144 mod42tp1mod8 48780 cycldlenngric 49119 lincval0 49620 |
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