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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 6255 oav 6689 omv 6690 oeiv 6691 f1oeng 6998 mulpipq2 7691 ltrnqg 7740 genipv 7829 subval 8470 subap0 8922 xaddval 10184 fzrevral3 10448 fzoval 10489 subsq2 11016 bcval 11119 ccatws1ls 11338 swrdrlen 11361 pfxpfxid 11409 pfxcctswrd 11410 dvdsmul1 12507 dvdsmul2 12508 gcdval 12663 eucalgval2 12758 setsvalg 13263 restval 13479 xpsfval 13582 imasmnd2 13686 ismhm 13695 mhmex 13696 subsubm 13717 subsubg 13935 qusinv 13974 isghm 13981 ghminv 13988 rngrz 14111 srglmhm 14158 ringrz 14209 imasring 14229 isrhm 14325 01eq0ring 14356 restin 15090 hmeofvalg 15217 cncfval 15486 rpcxpef 15808 rpcxpneg 15821 sgmval 15900 fsumdvdsmul 15908 lgsval 15926 2lgsoddprmlem4 16034 clwwlknon 16473 |
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