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| Mirrors > Home > MPE Home > Th. List > eqbrtri | Structured version Visualization version GIF version | ||
| Description: Substitution of equal classes into a binary relation. (Contributed by NM, 1-Aug-1999.) |
| Ref | Expression |
|---|---|
| eqbrtr.1 | ⊢ 𝐴 = 𝐵 |
| eqbrtr.2 | ⊢ 𝐵𝑅𝐶 |
| Ref | Expression |
|---|---|
| eqbrtri | ⊢ 𝐴𝑅𝐶 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqbrtr.2 | . 2 ⊢ 𝐵𝑅𝐶 | |
| 2 | eqbrtr.1 | . . 3 ⊢ 𝐴 = 𝐵 | |
| 3 | 2 | breq1i 5121 | . 2 ⊢ (𝐴𝑅𝐶 ↔ 𝐵𝑅𝐶) |
| 4 | 1, 3 | mpbir 234 | 1 ⊢ 𝐴𝑅𝐶 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1570 class class class wbr 5114 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-ext 2738 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2100 df-clab 2745 df-cleq 2758 df-clel 2841 df-rab 3420 df-v 3460 df-dif 3911 df-un 3913 df-ss 3925 df-nul 4290 df-if 4493 df-sn 4595 df-pr 4597 df-op 4601 df-br 5115 |
| This theorem is used by: eqbrtrri 5139 3brtr4i 5146 0sdom1dom 9216 1sdom2dom 9224 infxpenc2 10025 dju1p1e2 10176 pwsdompw 10205 r1om 10245 aleph1 10574 canthp1lem1 10655 halflt1 12479 3halfnz 12693 declei 12770 numlti 12771 sqlecan 14265 discr 14296 faclbnd3 14348 hashunlei 14482 hashge2el2dif 14537 geo2lim 15955 0.999... 15961 geoihalfsum 15962 cos2bnd 16269 sin4lt0 16276 eirrlem 16285 rpnnen2lem3 16297 rpnnen2lem9 16303 aleph1re 16326 1nprm 16762 strle2 17244 strle3 17245 1strstr 17308 2strstr 17312 rngstr 17376 srngstr 17387 lmodstr 17403 ipsstr 17414 phlstr 17424 topgrpstr 17439 otpsstr 17454 odrngstr 17481 imasvalstr 17529 chnub 18703 0frgp 19880 cnfldstr 21561 iscmet3lem3 25486 mbfimaopnlem 25851 mbfsup 25860 mbfi1fseqlem6 25916 aalioulem3 26534 aaliou3lem3 26544 dvradcnv 26621 logi 26789 asin1 27096 log2cnv 27146 log2tlbnd 27147 mule1 27349 bposlem5 27489 bposlem8 27492 zabsle1 27497 trkgstr 28750 0pth 30513 ex-fl 30835 blocnilem 31193 norm3difi 31536 norm3adifii 31537 bcsiALT 31568 nmopsetn0 32254 nmfnsetn0 32267 nmopge0 32300 nmfnge0 32316 0bdop 32382 nmcexi 32415 opsqrlem6 32534 dp2lt10 33240 dplti 33261 dpmul4 33270 idlsrgstr 33823 locfinref 34262 dya2iocct 34702 signswch 34980 hgt750lem 35070 hgt750lem2 35071 subfaclim 35701 faclim 36259 cnndvlem1 37167 taupilem2 38007 cntotbnd 38488 60gcd7e1 42813 3lexlogpow5ineq1 42862 aks4d1p1p7 42882 acos1half 43160 diophren 43581 algstr 43941 pr2dom 44294 tr3dom 44295 binomcxplemnn0 45100 binomcxplemrat 45101 stirlinglem1 46829 dirkercncflem1 46858 fouriersw 46986 meaiunlelem 47223 nthrucw 47648 ceilhalf1 48116 nfermltl2rev 48549 evengpoap3 48605 exple2lt6 49185 nnlog2ge0lt1 49387 catbas 50045 cathomfval 50046 catcofval 50047 |
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