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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 3274 |
. 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 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-11 1559 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-ext 2220 |
| This theorem depends on definitions: df-bi 117 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-in 3226 df-ss 3233 |
| This theorem is referenced by: eqsstrri 3281 ssrab2 3333 ssrab3 3334 rabssab 3337 difdifdirss 3612 ifssun 3655 opabss 4193 brab2ga 4848 relopabi 4903 dmopabss 4991 resss 5085 relres 5089 exse2 5159 rnin 5195 rnxpss 5217 cnvcnvss 5240 dmmptss 5282 cocnvss 5311 fnres 5498 resasplitss 5567 fabexg 5577 f0 5581 ffvresb 5865 isoini2 6018 dmoprabss 6163 elmpocl 6277 elmpom 6467 tposssxp 6513 dftpos4 6527 smores 6556 smores2 6558 iordsmo 6561 swoer 6828 swoord1 6829 swoord2 6830 ecss 6843 ecopovsym 6898 ecopovtrn 6899 ecopover 6900 ecopovsymg 6901 ecopovtrng 6902 ecopoverg 6903 opabfi 7240 sbthlem7 7273 caserel 7420 ctssdccl 7444 pw1on 7578 pinn 7669 niex 7672 ltrelpi 7684 dmaddpi 7685 dmmulpi 7686 enqex 7720 ltrelnq 7725 enq0ex 7799 ltrelpr 7865 enrex 8097 ltrelsr 8098 ltrelre 8193 axaddf 8228 axmulf 8229 ltrelxr 8379 lerelxr 8381 nn0ssre 9549 nn0ssz 9644 rpre 10043 fz1ssfz0 10505 infssuzcldc 10649 swrd00g 11402 cau3 11862 fsum3cvg3 12144 isumshft 12238 explecnv 12253 clim2prod 12287 ntrivcvgap 12296 dvdszrcl 12540 dvdsflip 12599 phimullem 12984 eulerthlemfi 12987 eulerthlemrprm 12988 eulerthlema 12989 eulerthlemh 12990 eulerthlemth 12991 4sqlem1 13148 4sqlem19 13169 ctiunctlemuom 13308 structcnvcnv 13349 fvsetsid 13367 strleun 13438 dmtopon 15050 lmfval 15220 lmbrf 15242 cnconst2 15260 txuni2 15283 xmeter 15463 ivthinclemex 15669 dvidsslem 15720 dvconstss 15725 dvrecap 15740 lgsquadlemofi 16112 lgsquadlem1 16113 lgsquadlem2 16114 2sqlem7 16157 |
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