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Mirrors > Home > MPE Home > Th. List > mp2d | Structured version Visualization version GIF version |
Description: A double modus ponens deduction. Deduction associated with mp2 9. (Contributed by NM, 23-May-2013.) (Proof shortened by Wolf Lammen, 23-Jul-2013.) |
Ref | Expression |
---|---|
mp2d.1 | ⊢ (𝜑 → 𝜓) |
mp2d.2 | ⊢ (𝜑 → 𝜒) |
mp2d.3 | ⊢ (𝜑 → (𝜓 → (𝜒 → 𝜃))) |
Ref | Expression |
---|---|
mp2d | ⊢ (𝜑 → 𝜃) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mp2d.1 | . 2 ⊢ (𝜑 → 𝜓) | |
2 | mp2d.2 | . . 3 ⊢ (𝜑 → 𝜒) | |
3 | mp2d.3 | . . 3 ⊢ (𝜑 → (𝜓 → (𝜒 → 𝜃))) | |
4 | 2, 3 | mpid 44 | . 2 ⊢ (𝜑 → (𝜓 → 𝜃)) |
5 | 1, 4 | mpd 15 | 1 ⊢ (𝜑 → 𝜃) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 |
This theorem is referenced by: riotaeqimp 7142 marypha1lem 8899 wemaplem3 9014 xpwdomg 9051 wrdind 14086 wrd2ind 14087 sqrt2irr 15604 coprm 16057 oddprmdvds 16241 cyccom 18348 symggen 18600 efgredlemd 18872 efgredlem 18875 efgred 18876 chcoeffeq 21496 nmoleub2lem3 23721 iscmet3 23898 axtgcgrid 26251 axtg5seg 26253 axtgbtwnid 26254 wlk1walk 27422 umgr2wlk 27730 frgrnbnb 28074 friendshipgt3 28179 archiexdiv 30821 fedgmullem2 31028 unelsiga 31395 sibfof 31600 bnj1145 32267 derangenlem 32420 l1cvpat 36192 llnexchb2 37007 hdmapglem7 39067 eel11111 41064 dmrelrnrel 41497 climrec 41891 lptre2pt 41928 0ellimcdiv 41937 iccpartlt 43591 |
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