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| Mirrors > Home > MPE Home > Th. List > syl6an | Structured version Visualization version GIF version | ||
| Description: A syllogism deduction combined with conjoining antecedents. (Contributed by Alan Sare, 28-Oct-2011.) |
| Ref | Expression |
|---|---|
| syl6an.1 | ⊢ (𝜑 → 𝜓) |
| syl6an.2 | ⊢ (𝜑 → (𝜒 → 𝜃)) |
| syl6an.3 | ⊢ ((𝜓 ∧ 𝜃) → 𝜏) |
| Ref | Expression |
|---|---|
| syl6an | ⊢ (𝜑 → (𝜒 → 𝜏)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | syl6an.1 | . 2 ⊢ (𝜑 → 𝜓) | |
| 2 | syl6an.2 | . 2 ⊢ (𝜑 → (𝜒 → 𝜃)) | |
| 3 | syl6an.3 | . . 3 ⊢ ((𝜓 ∧ 𝜃) → 𝜏) | |
| 4 | 3 | ex 418 | . 2 ⊢ (𝜓 → (𝜃 → 𝜏)) |
| 5 | 1, 2, 4 | sylsyld 62 | 1 ⊢ (𝜑 → (𝜒 → 𝜏)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
| This proof depends on definitions: df-bi 210 df-an 402 |
| This theorem is used by: dfsb2 2525 xpcan 6180 xpcan2 6181 mapxpen 9190 sucdom2 9246 inf3lem3 9658 dfac12r 10252 nnadju 10303 cfsuc 10362 fin23lem26 10430 iundom2g 10651 inar1 10887 rankcf 10889 ltsrpr 11189 supsrlem 11223 axpre-sup 11281 nominpos 12610 ublbneg 13087 qbtwnre 13356 fsequb 14145 fi1uzind 14679 brfi1indALT 14682 ccats1pfxeqrex 14892 rexanre 15543 rexuzre 15549 rexico 15550 caubnd 15555 rlim2lt 15693 rlim3 15694 lo1bddrp 15721 o1lo1 15733 climshftlem 15770 rlimcn3 15786 rlimo1 15813 lo1add 15823 lo1mul 15824 lo1le 15848 isercoll 15864 serf0 15877 cvgcmp 16012 dvds1lem 16466 dvds2lem 16467 mulmoddvds 16529 isprm5 16912 vdwlem2 17189 vdwlem10 17197 vdwlem11 17198 lsmcv 21449 lmconst 23609 ptcnplem 23970 fclscmp 24379 tsmsres 24493 addcnlem 25214 lebnumlem3 25314 xlebnum 25316 lebnumii 25317 iscmet3lem2 25643 bcthlem4 25678 cniccbdd 25812 ovoliunlem2 25854 mbfi1flimlem 26073 ply1divex 26485 aalioulem3 26691 aalioulem5 26693 aalioulem6 26694 aaliou 26695 ulmshftlem 26746 ulmbdd 26755 tanarg 26977 cxploglim 27335 ftalem2 27431 ftalem7 27436 dchrisumlem3 27848 frgrogt3nreg 31028 ubthlem3 31504 spansncol 32200 riesz1 32697 acwer1prc 35852 fineqvac 35884 j0ltaleph 36008 erdsze2lem2 36136 dfrdg4 36893 neibastop2 37327 onsuct0 37407 weiunpo 37431 bj-bary1 38425 topdifinffinlem 38462 finorwe 38497 poimirlem24 38754 incsequz 38874 caushft 38887 equivbnd 38916 cntotbnd 38922 4atexlemex4 41322 frege124d 44953 gneispace 45326 expgrowth 45511 vk15.4j 45702 sstrALT2 46008 iccpartdisj 48724 fppr2odd 49034 |
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