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| Mirrors > Home > ILE Home > Th. List > 3brtr4d | Unicode version | ||
| Description: Substitution of equality into both sides of a binary relation. (Contributed by NM, 21-Feb-2005.) |
| Ref | Expression |
|---|---|
| 3brtr4d.1 |
|
| 3brtr4d.2 |
|
| 3brtr4d.3 |
|
| Ref | Expression |
|---|---|
| 3brtr4d |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 3brtr4d.1 |
. 2
| |
| 2 | 3brtr4d.2 |
. . 3
| |
| 3 | 3brtr4d.3 |
. . 3
| |
| 4 | 2, 3 | breq12d 4106 |
. 2
|
| 5 | 1, 4 | mpbird 167 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2213 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-v 2805 df-un 3205 df-sn 3679 df-pr 3680 df-op 3682 df-br 4094 |
| This theorem is referenced by: f1oiso2 5978 prarloclemarch2 7699 caucvgprprlemmu 7975 caucvgsrlembound 8074 mulap0 8893 lediv12a 9133 recp1lt1 9138 xleadd1a 10169 fldiv4p1lem1div2 10628 fldiv4lem1div2 10630 intfracq 10645 modqmulnn 10667 addmodlteq 10723 frecfzennn 10751 monoord2 10811 expgt1 10902 leexp2r 10918 leexp1a 10919 bernneq 10985 faclbnd 11066 faclbnd6 11069 facubnd 11070 hashunlem 11130 zfz1isolemiso 11166 sqrtgt0 11674 absrele 11723 absimle 11724 abstri 11744 abs2difabs 11748 bdtrilem 11879 bdtri 11880 xrmaxifle 11886 xrmaxadd 11901 xrbdtri 11916 climsqz 11975 climsqz2 11976 fsum3cvg2 12035 isumle 12136 expcnvap0 12143 expcnvre 12144 explecnv 12146 cvgratz 12173 efcllemp 12299 ege2le3 12312 eflegeo 12342 cos12dec 12409 fsumdvds 12483 phibnd 12869 pcdvdstr 12980 pcprmpw2 12986 pockthg 13010 2expltfac 13092 znrrg 14756 psmetres2 15144 xmetres2 15190 comet 15310 bdxmet 15312 cnmet 15341 ivthdec 15455 limcimolemlt 15475 tangtx 15649 logbgcd1irraplemap 15780 2lgslem1c 15909 cvgcmp2nlemabs 16764 trilpolemlt1 16773 |
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