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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 1230 | . 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 1005 |
| 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 1007 |
| This theorem is referenced by: stoic2b 1475 elovmpo 6252 oav 6686 omv 6687 oeiv 6688 f1oeng 6995 mulpipq2 7682 ltrnqg 7731 genipv 7820 subval 8461 subap0 8913 xaddval 10174 fzrevral3 10437 fzoval 10478 subsq2 11005 bcval 11107 ccatws1ls 11323 swrdrlen 11346 pfxpfxid 11394 pfxcctswrd 11395 dvdsmul1 12492 dvdsmul2 12493 gcdval 12648 eucalgval2 12743 setsvalg 13231 restval 13447 xpsfval 13550 imasmnd2 13654 ismhm 13663 mhmex 13664 subsubm 13685 subsubg 13903 qusinv 13942 isghm 13949 ghminv 13956 rngrz 14079 srglmhm 14126 ringrz 14177 imasring 14197 isrhm 14292 01eq0ring 14323 restin 15028 hmeofvalg 15155 cncfval 15424 rpcxpef 15746 rpcxpneg 15759 sgmval 15838 fsumdvdsmul 15846 lgsval 15864 2lgsoddprmlem4 15972 clwwlknon 16411 |
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