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Mirrors > Home > ILE Home > Th. List > mpi | GIF version |
Description: A nested modus ponens inference. (Contributed by NM, 5-Aug-1993.) (Proof shortened by Stefan Allan, 20-Mar-2006.) |
Ref | Expression |
---|---|
mpi.1 | ⊢ 𝜓 |
mpi.2 | ⊢ (𝜑 → (𝜓 → 𝜒)) |
Ref | Expression |
---|---|
mpi | ⊢ (𝜑 → 𝜒) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mpi.1 | . . 3 ⊢ 𝜓 | |
2 | 1 | a1i 9 | . 2 ⊢ (𝜑 → 𝜓) |
3 | mpi.2 | . 2 ⊢ (𝜑 → (𝜓 → 𝜒)) | |
4 | 2, 3 | mpd 13 | 1 ⊢ (𝜑 → 𝜒) |
Colors of variables: wff set 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: mp2 16 syl6mpi 64 mp2ani 432 pm2.24i 623 simplimdc 860 mp3an3 1326 3impexpbicom 1438 mpisyl 1446 equcomi 1704 equsex 1728 equsexd 1729 spimt 1736 spimeh 1739 equvini 1758 equveli 1759 sbcof2 1810 dveeq2 1815 ax11v2 1820 ax16i 1858 pm13.183 2875 euxfr2dc 2922 sbcth 2976 sbcth2 3050 ssun3 3300 ssun4 3301 ralf0 3526 exmidexmid 4194 rext 4213 exss 4225 uniopel 4254 onsucelsucexmid 4527 suc11g 4554 eunex 4558 ordsoexmid 4559 tfisi 4584 finds1 4599 omsinds 4619 relop 4774 dmrnssfld 4887 iss 4950 relcoi1 5157 nfunv 5246 funimass2 5291 fvssunirng 5527 fvmptg 5589 oprabidlem 5901 fovcl 5975 elovmpo 6067 tfrlem1 6304 oaword1 6467 0domg 6832 diffifi 6889 exmidpw 6903 djulclb 7049 0ct 7101 nlt1pig 7335 dmaddpq 7373 dmmulpq 7374 archnqq 7411 prarloclemarch2 7413 prarloclemlt 7487 cnegex 8129 nnge1 8936 zneo 9348 fsum2d 11434 fsumabs 11464 fsumiun 11476 fprod2d 11622 efne0 11677 nn0o1gt2 11900 ennnfonelemex 12405 qtopbasss 13803 reeff1o 13976 coseq0negpitopi 14039 cos02pilt1 14054 logltb 14077 bdop 14398 bj-nntrans 14474 |
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