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| Description: Substitution of equal classes into a binary relation. |
| Ref | Expression |
|---|---|
| breqtrr.1 |
|
| breqtrr.2 |
|
| Ref | Expression |
|---|---|
| breqtrri |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | breqtrr.1 |
. 2
| |
| 2 | breqtrr.2 |
. . 3
| |
| 3 | 2 | eqcomi 1888 |
. 2
|
| 4 | 1, 3 | breqtri 3360 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: 3brtr4i 3365 ensn1 5483 uncdadom 6069 xpcdaen 6081 0lt1sr 6356 2pos 7173 3pos 7175 4pos 7176 5pos 7177 6pos 7178 7pos 7179 8pos 7180 9pos 7181 10pos 7182 1lt2 7212 2lt3 7213 nn0le2xi 7343 sqge0i 7873 nnlesqi 7911 sqrlem8 7930 sqrlem9 7931 sqrlem10 7932 cjmulge0i 8043 absge0i 8091 faclbnd2 8198 isumspliti 8477 0.999... 8508 ivthlem5 8547 dsupivthlem 8553 efaddlem10 8609 efaddlem20 8619 efaddlem22 8621 ef1tllem 8643 ef01tllem1 8645 eirrlem5 8655 efgt0i 8669 efm1legeoi 8682 efcnlem2 8685 sin01bndlem1 8733 sin01bndlem2 8734 cos2bnd 8741 cos01gt0 8743 ruclem29 8807 ruclem35 8813 infxpidmlem12 8832 siilem2 9853 minveclem14 9903 pilem1 10020 pilem3 10022 sincos6thpi 10061 cosh111lem1 10068 efifolem1 10076 loge 10121 normlem6 10614 normlem7 10615 cm2mi 11202 pjnormi 11301 unierri 11674 divalglem2 13698 absrdbnd 15799 fdc 15812 fsumltisumii 15822 fsumleisumii 15825 heiborlem32 15986 bfplem4 16001 bfp 16009 pcoass 16085 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 1304 ax-gen 1305 ax-8 1306 ax-9 1307 ax-10 1308 ax-11 1309 ax-12 1310 ax-17 1317 ax-4 1319 ax-5o 1321 ax-6o 1324 ax-9o 1481 ax-10o 1500 ax-16 1580 ax-11o 1588 ax-ext 1865 |
| This theorem depends on definitions: df-bi 164 df-or 241 df-an 242 df-ex 1327 df-sb 1536 df-clab 1872 df-cleq 1877 df-clel 1880 df-v 2294 df-un 2600 df-sn 3049 df-pr 3050 df-op 3053 df-br 3339 |