Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > ILE Home > Th. List > eqbrtri | Unicode version |
Description: Substitution of equal classes into a binary relation. (Contributed by NM, 5-Aug-1993.) |
Ref | Expression |
---|---|
eqbrtr.1 | |
eqbrtr.2 |
Ref | Expression |
---|---|
eqbrtri |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqbrtr.2 | . 2 | |
2 | eqbrtr.1 | . . 3 | |
3 | 2 | breq1i 3936 | . 2 |
4 | 1, 3 | mpbir 145 | 1 |
Colors of variables: wff set class |
Syntax hints: wceq 1331 class class class wbr 3929 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-io 698 ax-5 1423 ax-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-10 1483 ax-11 1484 ax-i12 1485 ax-bndl 1486 ax-4 1487 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-ext 2121 |
This theorem depends on definitions: df-bi 116 df-3an 964 df-tru 1334 df-nf 1437 df-sb 1736 df-clab 2126 df-cleq 2132 df-clel 2135 df-nfc 2270 df-v 2688 df-un 3075 df-sn 3533 df-pr 3534 df-op 3536 df-br 3930 |
This theorem is referenced by: eqbrtrri 3951 3brtr4i 3958 exmidonfinlem 7049 neg1lt0 8828 halflt1 8937 3halfnz 9148 declei 9217 numlti 9218 faclbnd3 10489 geo2lim 11285 0.999... 11290 geoihalfsum 11291 tan0 11438 cos2bnd 11467 sin4lt0 11473 eirraplem 11483 1nprm 11795 znnen 11911 tan4thpi 12922 ex-fl 12937 trilpolemisumle 13231 |
Copyright terms: Public domain | W3C validator |