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| Mirrors > Home > ILE Home > Th. List > mpd3an3 | GIF version | ||
| Description: An inference based on modus ponens. (Contributed by NM, 8-Nov-2007.) |
| Ref | Expression |
|---|---|
| mpd3an3.2 | ⊢ ((𝜑 ∧ 𝜓) → 𝜒) |
| mpd3an3.3 | ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒) → 𝜃) |
| Ref | Expression |
|---|---|
| mpd3an3 | ⊢ ((𝜑 ∧ 𝜓) → 𝜃) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mpd3an3.2 | . 2 ⊢ ((𝜑 ∧ 𝜓) → 𝜒) | |
| 2 | mpd3an3.3 | . . 3 ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒) → 𝜃) | |
| 3 | 2 | 3expa 1227 | . 2 ⊢ (((𝜑 ∧ 𝜓) ∧ 𝜒) → 𝜃) |
| 4 | 1, 3 | mpdan 421 | 1 ⊢ ((𝜑 ∧ 𝜓) → 𝜃) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 ∧ w3a 1002 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 |
| This theorem depends on definitions: df-bi 117 df-3an 1004 |
| This theorem is referenced by: stoic2b 1472 elovmpo 6213 oav 6613 omv 6614 oeiv 6615 f1oeng 6921 mulpipq2 7574 ltrnqg 7623 genipv 7712 subval 8354 subap0 8806 xaddval 10058 fzrevral3 10320 fzoval 10361 subsq2 10886 bcval 10988 ccatws1ls 11194 swrdrlen 11214 pfxpfxid 11262 pfxcctswrd 11263 dvdsmul1 12345 dvdsmul2 12346 gcdval 12501 eucalgval2 12596 setsvalg 13083 restval 13299 xpsfval 13402 imasmnd2 13506 ismhm 13515 mhmex 13516 subsubm 13537 subsubg 13755 qusinv 13794 isghm 13801 ghminv 13808 rngrz 13930 srglmhm 13977 ringrz 14028 imasring 14048 isrhm 14143 01eq0ring 14174 restin 14871 hmeofvalg 14998 cncfval 15267 rpcxpef 15589 rpcxpneg 15602 sgmval 15678 fsumdvdsmul 15686 lgsval 15704 2lgsoddprmlem4 15812 |
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