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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 5114 | . 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 5107 |
| 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 2147 ax-9 2155 ax-ext 2734 |
| 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 2741 df-cleq 2754 df-clel 2837 df-rab 3415 df-v 3455 df-dif 3905 df-un 3907 df-ss 3919 df-nul 4283 df-if 4486 df-sn 4588 df-pr 4590 df-op 4594 df-br 5108 |
| This theorem is used by: eqbrtrri 5132 3brtr4i 5139 0sdom1dom 9220 1sdom2dom 9228 infxpenc2 10029 dju1p1e2 10180 pwsdompw 10209 r1om 10249 aleph1 10584 canthp1lem1 10665 halflt1 12489 3halfnz 12704 declei 12781 numlti 12782 sqlecan 14277 discr 14308 faclbnd3 14360 hashunlei 14494 hashge2el2dif 14549 geo2lim 15968 0.999... 15974 geoihalfsum 15975 cos2bnd 16282 sin4lt0 16289 eirrlem 16298 rpnnen2lem3 16310 rpnnen2lem9 16316 aleph1re 16339 1nprm 16775 strle2 17257 strle3 17258 1strstr 17321 2strstr 17325 rngstr 17389 srngstr 17400 lmodstr 17416 ipsstr 17427 phlstr 17437 topgrpstr 17452 otpsstr 17467 odrngstr 17494 imasvalstr 17542 chnub 18716 0frgp 19912 cnfldstr 21593 iscmet3lem3 25524 mbfimaopnlem 25889 mbfsup 25898 mbfi1fseqlem6 25954 aalioulem3 26577 aaliou3lem3 26587 dvradcnv 26664 logi 26832 asin1 27139 log2cnv 27189 log2tlbnd 27190 mule1 27392 bposlem5 27532 bposlem8 27535 zabsle1 27540 trkgstr 28793 0pth 30603 ex-fl 30935 blocnilem 31293 norm3difi 31636 norm3adifii 31637 bcsiALT 31668 nmopsetn0 32354 nmfnsetn0 32367 nmopge0 32400 nmfnge0 32416 0bdop 32482 nmcexi 32515 opsqrlem6 32634 dp2lt10 33337 dplti 33358 dpmul4 33367 idlsrgstr 33920 locfinref 34359 dya2iocct 34799 signswch 35077 hgt750lem 35167 hgt750lem2 35168 subfaclim 35775 faclim 36333 cnndvlem1 37242 taupilem2 38082 cntotbnd 38554 60gcd7e1 42879 3lexlogpow5ineq1 42928 aks4d1p1p7 42948 acos1half 43241 diophren 43662 algstr 44022 pr2dom 44375 tr3dom 44376 binomcxplemnn0 45181 binomcxplemrat 45182 stirlinglem1 46910 dirkercncflem1 46939 fouriersw 47067 meaiunlelem 47304 numtowerdt 47742 ceilhalf1 48234 nfermltl2rev 48667 evengpoap3 48723 exple2lt6 49302 nnlog2ge0lt1 49504 catbas 50160 cathomfval 50161 catcofval 50162 |
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