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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 10862 bcpasc 14465 sqreulem 15527 qnumdencoprm 16921 qeqnumdivden 16922 xpsaddlem 17745 xpsvsca 17749 xpsle 17751 grpinvid 19210 qus0 19404 ghmid 19436 lsm01 19885 frgpadd 19977 abvneg 21083 lsmcv 21419 qusmul2idl 21574 discmp 23716 kgenhaus 23863 idnghm 25062 xmetdcn2 25157 pi1addval 25369 ipcau2 25555 gausslemma2dlem1a 27692 2lgs 27734 etaslts2 28180 uhgrsubgrself 29861 wlkl0 30968 mhmimasplusg 33598 lmhmimasvsca 33599 rlocaddval 33830 rlocmulval 33831 qusvsval 33913 carsgclctunlem2 34951 carsgclctun 34953 ballotlem1ri 35167 satefvfmla0 36183 satefvfmla1 36190 ftc1anclem5 38616 opoc1 40260 opoc0 40261 dochsat 42441 lcfrlem9 42608 fisdomnn 43296 pellfundex 43893 mnringmulrcld 45226 0ellimcdiv 46659 add2cncf 46912 stoweidlem21 47031 stoweidlem23 47033 stoweidlem32 47042 stoweidlem36 47046 stoweidlem40 47050 stoweidlem41 47051 mod42tp1mod8 48687 cycldlenngric 49026 lincval0 49527 |
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