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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 6216 oav 6617 omv 6618 oeiv 6619 f1oeng 6925 mulpipq2 7584 ltrnqg 7633 genipv 7722 subval 8364 subap0 8816 xaddval 10073 fzrevral3 10335 fzoval 10376 subsq2 10902 bcval 11004 ccatws1ls 11212 swrdrlen 11235 pfxpfxid 11283 pfxcctswrd 11284 dvdsmul1 12367 dvdsmul2 12368 gcdval 12523 eucalgval2 12618 setsvalg 13105 restval 13321 xpsfval 13424 imasmnd2 13528 ismhm 13537 mhmex 13538 subsubm 13559 subsubg 13777 qusinv 13816 isghm 13823 ghminv 13830 rngrz 13952 srglmhm 13999 ringrz 14050 imasring 14070 isrhm 14165 01eq0ring 14196 restin 14893 hmeofvalg 15020 cncfval 15289 rpcxpef 15611 rpcxpneg 15624 sgmval 15700 fsumdvdsmul 15708 lgsval 15726 2lgsoddprmlem4 15834 clwwlknon 16238 |
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