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| Mirrors > Home > ILE Home > Th. List > eqsstri | Unicode version | ||
| Description: Substitution of equality into a subclass relationship. (Contributed by NM, 16-Jul-1995.) |
| Ref | Expression |
|---|---|
| eqsstr.1 |
|
| eqsstr.2 |
|
| Ref | Expression |
|---|---|
| eqsstri |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqsstr.2 |
. 2
| |
| 2 | eqsstr.1 |
. . 3
| |
| 3 | 2 | sseq1i 3254 |
. 2
|
| 4 | 1, 3 | mpbir 146 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-11 1555 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2213 |
| This theorem depends on definitions: df-bi 117 df-nf 1510 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-in 3207 df-ss 3214 |
| This theorem is referenced by: eqsstrri 3261 ssrab2 3313 ssrab3 3314 rabssab 3317 difdifdirss 3581 ifssun 3624 opabss 4158 brab2ga 4807 relopabi 4861 dmopabss 4949 resss 5043 relres 5047 exse2 5117 rnin 5153 rnxpss 5175 cnvcnvss 5198 dmmptss 5240 cocnvss 5269 fnres 5456 resasplitss 5524 fabexg 5532 f0 5536 ffvresb 5818 isoini2 5970 dmoprabss 6113 elmpocl 6227 elmpom 6412 tposssxp 6458 dftpos4 6472 smores 6501 smores2 6503 iordsmo 6506 swoer 6773 swoord1 6774 swoord2 6775 ecss 6788 ecopovsym 6843 ecopovtrn 6844 ecopover 6845 ecopovsymg 6846 ecopovtrng 6847 ecopoverg 6848 opabfi 7175 sbthlem7 7205 caserel 7346 ctssdccl 7370 pw1on 7504 pinn 7589 niex 7592 ltrelpi 7604 dmaddpi 7605 dmmulpi 7606 enqex 7640 ltrelnq 7645 enq0ex 7719 ltrelpr 7785 enrex 8017 ltrelsr 8018 ltrelre 8113 axaddf 8148 axmulf 8149 ltrelxr 8299 lerelxr 8301 nn0ssre 9465 nn0ssz 9558 rpre 9956 fz1ssfz0 10414 infssuzcldc 10558 swrd00g 11296 cau3 11755 fsum3cvg3 12037 isumshft 12131 explecnv 12146 clim2prod 12180 ntrivcvgap 12189 dvdszrcl 12433 dvdsflip 12492 phimullem 12877 eulerthlemfi 12880 eulerthlemrprm 12881 eulerthlema 12882 eulerthlemh 12883 eulerthlemth 12884 4sqlem1 13041 4sqlem19 13062 ctiunctlemuom 13137 structcnvcnv 13178 fvsetsid 13196 strleun 13267 dmtopon 14834 lmfval 15004 lmbrf 15026 cnconst2 15044 txuni2 15067 xmeter 15247 ivthinclemex 15453 dvidsslem 15504 dvconstss 15509 dvrecap 15524 lgsquadlemofi 15895 lgsquadlem1 15896 lgsquadlem2 15897 2sqlem7 15940 |
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