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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 43 | . 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: marypha1lem 8222 wemaplem3 8336 xpwdomg 8373 wrdind 13328 wrd2ind 13329 sqrt2irr 14817 coprm 15261 oddprmdvds 15445 symggen 17713 efgredlemd 17980 efgredlem 17983 efgred 17984 chcoeffeq 20510 nmoleub2lem3 22723 iscmet3 22899 axtgcgrid 25162 axtg5seg 25164 axtgbtwnid 25165 frgranbnb 26547 vdgfrgragt2 26554 friendshipgt3 26648 archiexdiv 29075 unelsiga 29524 sibfof 29729 bnj1145 30315 derangenlem 30407 l1cvpat 33359 llnexchb2 34173 hdmapglem7 36239 eel11111 37971 climrec 38670 lptre2pt 38707 0ellimcdiv 38716 iccpartlt 39962 riotaeqimp 40338 1wlk1walk 40843 umgr2wlk 41156 frgrnbnb 41463 av-friendshipgt3 41552 |
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