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Mirrors > Home > MPE Home > Th. List > syl6bir | Structured version Visualization version GIF version |
Description: A mixed syllogism inference. (Contributed by NM, 18-May-1994.) |
Ref | Expression |
---|---|
syl6bir.1 | ⊢ (𝜑 → (𝜒 ↔ 𝜓)) |
syl6bir.2 | ⊢ (𝜒 → 𝜃) |
Ref | Expression |
---|---|
syl6bir | ⊢ (𝜑 → (𝜓 → 𝜃)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | syl6bir.1 | . . 3 ⊢ (𝜑 → (𝜒 ↔ 𝜓)) | |
2 | 1 | biimprd 251 | . 2 ⊢ (𝜑 → (𝜓 → 𝜒)) |
3 | syl6bir.2 | . 2 ⊢ (𝜒 → 𝜃) | |
4 | 2, 3 | syl6 35 | 1 ⊢ (𝜑 → (𝜓 → 𝜃)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 209 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
This theorem depends on definitions: df-bi 210 |
This theorem is referenced by: ralnralall 4416 elinsn 4612 tppreqb 4704 sotri2 5974 sotri3 5975 somincom 5979 fnun 6468 fvmpti 6795 ovigg 7332 ndmovg 7369 onint 7552 ordsuc 7571 tfindsg 7617 findsg 7655 zfrep6 7706 extmptsuppeq 7908 tfrlem9 8099 tfr3 8113 omlimcl 8284 oneo 8287 nnneo 8358 pssnn 8824 pssnnOLD 8872 inficl 9019 updjud 9515 dfac2b 9709 axdc2lem 10027 axextnd 10170 canthp1lem2 10232 gchinf 10236 inatsk 10357 indpi 10486 ltaddpr2 10614 reclem2pr 10627 supsrlem 10690 axrrecex 10742 zeo 12228 nn0ind-raph 12242 fzm1 13157 fzind2 13325 addmodlteq 13484 bcpasc 13852 pr2pwpr 14010 swrdnnn0nd 14186 pwdif 15395 oddnn02np1 15872 oddge22np1 15873 evennn02n 15874 evennn2n 15875 bitsfzo 15957 bezoutlem1 16062 algcvgblem 16097 coprmdvds1 16172 qredeq 16177 prmreclem2 16433 ramtcl2 16527 divsfval 17006 joinval 17837 meetval 17851 gsumval3 19246 pgpfac1lem3a 19417 fiinopn 21752 restntr 22033 lly1stc 22347 dgradd2 25116 dgrcolem2 25122 asinneg 25723 ftalem2 25910 ftalem4 25912 ftalem5 25913 bpos1lem 26117 zabsle1 26131 lgsqrmodndvds 26188 incistruhgr 27124 fusgrfis 27372 uhgrnbgr0nb 27396 cusgrrusgr 27623 wlkswwlksf1o 27917 isclwwlknx 28073 clwwlknwwlksnb 28092 clwlknf1oclwwlknlem1 28118 frgrwopreglem3 28351 frgrreg 28431 frgrregord013 28432 h1de2ctlem 29590 pjclem4a 30233 pj3lem1 30241 chrelat2i 30400 sumdmdii 30450 elim2if 30560 bnj1468 32493 bnj517 32532 acycgrislfgr 32781 axextdist 33445 poxp2 33470 poxp3 33476 funtransport 34019 bj-19.21t0 34699 bj-projval 34872 areacirc 35556 rngoueqz 35784 isdmn3 35918 ax12fromc15 36605 lkrlspeqN 36871 hlrelat2 37103 ps-1 37177 dalem54 37426 cdleme42c 38172 dihmeetlem6 39009 frege124d 40987 uneqsn 41251 iotavalb 41662 2reuimp 44222 afv2orxorb 44335 iccpartnel 44506 fargshiftf1 44509 gbowge7 44831 sbgoldbwt 44845 bgoldbtbndlem1 44873 uspgrsprf1 44925 |
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