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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 10780 bcpasc 14377 sqreulem 15437 qnumdencoprm 16829 qeqnumdivden 16830 xpsaddlem 17652 xpsvsca 17656 xpsle 17658 grpinvid 19097 qus0 19291 ghmid 19323 lsm01 19772 frgpadd 19864 abvneg 20966 lsmcv 21302 qusmul2idl 21455 discmp 23592 kgenhaus 23738 idnghm 24937 xmetdcn2 25032 pi1addval 25244 ipcau2 25430 gausslemma2dlem1a 27566 2lgs 27608 etaslts2 28024 uhgrsubgrself 29667 wlkl0 30755 mhmimasplusg 33388 lmhmimasvsca 33389 rlocaddval 33620 rlocmulval 33621 qusvsval 33703 carsgclctunlem2 34741 carsgclctun 34743 ballotlem1ri 34957 satefvfmla0 35931 satefvfmla1 35938 ftc1anclem5 38389 opoc1 40017 opoc0 40018 dochsat 42198 lcfrlem9 42365 fisdomnn 43053 pellfundex 43654 mnringmulrcld 44993 0ellimcdiv 46404 add2cncf 46657 stoweidlem21 46776 stoweidlem23 46778 stoweidlem32 46787 stoweidlem36 46791 stoweidlem40 46795 stoweidlem41 46796 natglobalincr 47634 mod42tp1mod8 48395 cycldlenngric 48734 lincval0 49236 |
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