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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 3118 | . 2 |
4 | 1, 3 | mpbir 145 | 1 |
Colors of variables: wff set class |
Syntax hints: wceq 1331 wss 3066 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-5 1423 ax-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-11 1484 ax-4 1487 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-ext 2119 |
This theorem depends on definitions: df-bi 116 df-nf 1437 df-sb 1736 df-clab 2124 df-cleq 2130 df-clel 2133 df-in 3072 df-ss 3079 |
This theorem is referenced by: eqsstrri 3125 ssrab2 3177 rabssab 3179 difdifdirss 3442 opabss 3987 brab2ga 4609 relopabi 4660 dmopabss 4746 resss 4838 relres 4842 exse2 4908 rnin 4943 rnxpss 4965 cnvcnvss 4988 dmmptss 5030 cocnvss 5059 fnres 5234 resasplitss 5297 fabexg 5305 f0 5308 ffvresb 5576 isoini2 5713 dmoprabss 5846 elmpocl 5961 tposssxp 6139 dftpos4 6153 smores 6182 smores2 6184 iordsmo 6187 swoer 6450 swoord1 6451 swoord2 6452 ecss 6463 ecopovsym 6518 ecopovtrn 6519 ecopover 6520 ecopovsymg 6521 ecopovtrng 6522 ecopoverg 6523 sbthlem7 6844 caserel 6965 ctssdccl 6989 pinn 7110 niex 7113 ltrelpi 7125 dmaddpi 7126 dmmulpi 7127 enqex 7161 ltrelnq 7166 enq0ex 7240 ltrelpr 7306 enrex 7538 ltrelsr 7539 ltrelre 7634 axaddf 7669 axmulf 7670 ltrelxr 7818 lerelxr 7820 nn0ssre 8974 nn0ssz 9065 rpre 9441 fz1ssfz0 9890 cau3 10880 fsum3cvg3 11158 isumshft 11252 explecnv 11267 clim2prod 11301 ntrivcvgap 11310 dvdszrcl 11487 dvdsflip 11538 infssuzcldc 11633 phimullem 11890 ctiunctlemuom 11938 structcnvcnv 11964 fvsetsid 11982 strleun 12037 dmtopon 12179 lmfval 12350 lmbrf 12373 cnconst2 12391 txuni2 12414 xmeter 12594 ivthinclemex 12778 dvrecap 12835 |
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