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| Description: Substitution of equal classes into a binary relation. |
| Ref | Expression |
|---|---|
| breqtr.1 |
|
| breqtr.2 |
|
| Ref | Expression |
|---|---|
| breqtri |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | breqtr.1 |
. 2
| |
| 2 | breqtr.2 |
. . 3
| |
| 3 | 2 | breq2i 3346 |
. 2
|
| 4 | 1, 3 | mpbi 206 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: breqtrri 3362 3brtr3i 3364 cdacomen 6079 cdaassen 6080 lt01 6871 sqrlem10 7932 sqrlem11 7933 sqr2gt1lt2 7969 abslti 8127 abslei 8128 abstrii 8143 infcvglem2 8483 expcnvlem2 8489 geolimilem 8497 erelem2 8582 efaddlem16 8615 ef1tllem 8643 eirrlem3 8653 cos1bnd 8740 cos2bnd 8741 cos01gt0 8743 sin4lt0 8747 ruclem30 8808 siilem1 9852 sincos4thpi 10060 cosh111lem1 10068 normlem5 10613 normlem6 10614 norm-ii.i 10637 norm3adifii 10648 projlem3 10821 projlem18 10836 cmm2i 11183 mayetes3i 11310 nmopcoadji 11671 mdoc2i 11998 dmdoc2i 12000 gcdaddmlem 13734 4nprm 13781 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 |