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| Mirrors > Home > ILE Home > Th. List > 3imtr4i | Unicode version | ||
| Description: A mixed syllogism inference, useful for applying a definition to both sides of an implication. (Contributed by NM, 5-Aug-1993.) |
| Ref | Expression |
|---|---|
| 3imtr4.1 |
|
| 3imtr4.2 |
|
| 3imtr4.3 |
|
| Ref | Expression |
|---|---|
| 3imtr4i |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 3imtr4.2 |
. . 3
| |
| 2 | 3imtr4.1 |
. . 3
| |
| 3 | 1, 2 | sylbi 121 |
. 2
|
| 4 | 3imtr4.3 |
. 2
| |
| 5 | 3, 4 | sylibr 134 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 |
| This proof depends on definitions: df-bi 117 |
| This theorem is used by: dcn 854 stdcn 859 ifpdc 992 xordc1 1442 hbxfrbi 1525 nfalt 1631 19.29r 1674 19.31r 1733 sbimi 1817 spsbbi 1897 sbi2v 1947 euan 2143 2exeu 2179 ralimi2 2610 reximi2 2646 r19.28av 2687 r19.29r 2689 elex 2833 rmoan 3026 rmoimi2 3029 sseq2 3272 rabss2 3331 unssdif 3466 inssdif 3467 unssin 3470 inssun 3471 rabn0r 3548 undif4 3587 ssdif0im 3589 inssdif0imOLD 3593 ssundifim 3611 ralf0 3630 prmg 3835 difprsnss 3853 snsspw 3889 pwprss 3931 pwtpss 3932 uniin 3955 intss 3991 iuniin 4022 iuneq1 4025 iuneq2 4028 iundif2ss 4078 iinuniss 4095 iunpwss 4104 intexrabim 4291 exmidundif 4345 exmidundifim 4346 exss 4369 pwunss 4430 soeq2 4463 ordunisuc2r 4663 peano5 4747 reliin 4901 coeq1 4939 coeq2 4940 cnveq 4956 dmeq 4983 dmin 4991 dmcoss 5054 rncoeq 5058 resiexg 5111 dminss 5205 imainss 5206 dfco2a 5291 euiotaex 5357 eliotaeu 5369 fundif 5428 fununi 5452 fof 5618 f1ocnv 5655 rexrnmpt 5854 isocnv 6020 isotr 6025 oprabid 6120 dmtpos 6531 tposfn 6548 smores 6567 eqer 6843 fsetsspwxp 6952 ixpeq2 6998 enssdom 7052 fiprc 7108 fiintim 7242 ltexprlemlol 7975 ltexprlemupu 7977 recexgt0 8916 peano2uz2 9764 eluzp1p1 9964 peano2uz 9999 zq 10042 ubmelfzo 10635 frecuzrdgtcl 10870 frecuzrdgfunlem 10877 expclzaplem 11021 hashfiv01gt1 11243 hashfibclem 11304 wrdeq 11348 fsum2dlemstep 12226 fprod2dlemstep 12414 sin02gt0 12556 qredeu 12900 prmdc 12933 ballotfilemth 13339 subrngrng 14619 lgslem3 16326 clwwlkccat 16847 clwwlknonccat 16879 bj-stim 16979 bj-stan 16980 bj-stal 16982 bj-nfalt 16997 bj-indint 17162 tridceq 17313 alseuals 17372 ralseurals 17373 |
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