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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 4289 exmidundif 4343 exmidundifim 4344 exss 4367 pwunss 4428 soeq2 4461 ordunisuc2r 4661 peano5 4745 reliin 4899 coeq1 4937 coeq2 4938 cnveq 4954 dmeq 4981 dmin 4989 dmcoss 5052 rncoeq 5056 resiexg 5108 dminss 5202 imainss 5203 dfco2a 5288 euiotaex 5354 eliotaeu 5366 fundif 5425 fununi 5449 fof 5615 f1ocnv 5652 rexrnmpt 5851 isocnv 6017 isotr 6022 oprabid 6117 dmtpos 6527 tposfn 6544 smores 6563 eqer 6839 fsetsspwxp 6948 ixpeq2 6994 enssdom 7048 fiprc 7104 fiintim 7238 ltexprlemlol 7969 ltexprlemupu 7971 recexgt0 8908 peano2uz2 9753 eluzp1p1 9948 peano2uz 9983 zq 10026 ubmelfzo 10618 frecuzrdgtcl 10849 frecuzrdgfunlem 10856 expclzaplem 11000 hashfiv01gt1 11221 hashfibclem 11282 wrdeq 11326 fsum2dlemstep 12201 fprod2dlemstep 12389 sin02gt0 12531 qredeu 12875 prmdc 12908 ballotfilemth 13281 subrngrng 14510 lgslem3 16121 clwwlkccat 16642 clwwlknonccat 16674 bj-stim 16774 bj-stan 16775 bj-stal 16777 bj-nfalt 16792 bj-indint 16957 tridceq 17106 alseuals 17165 ralseurals 17166 |
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