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Mirrors > Home > ILE Home > Th. List > eqbrtrrid | GIF version |
Description: B chained equality inference for a binary relation. (Contributed by NM, 17-Sep-2004.) |
Ref | Expression |
---|---|
eqbrtrrid.1 | ⊢ 𝐵 = 𝐴 |
eqbrtrrid.2 | ⊢ (𝜑 → 𝐵𝑅𝐶) |
Ref | Expression |
---|---|
eqbrtrrid | ⊢ (𝜑 → 𝐴𝑅𝐶) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqbrtrrid.2 | . 2 ⊢ (𝜑 → 𝐵𝑅𝐶) | |
2 | eqbrtrrid.1 | . 2 ⊢ 𝐵 = 𝐴 | |
3 | eqid 2140 | . 2 ⊢ 𝐶 = 𝐶 | |
4 | 1, 2, 3 | 3brtr3g 3969 | 1 ⊢ (𝜑 → 𝐴𝑅𝐶) |
Colors of variables: wff set class |
Syntax hints: → wi 4 = wceq 1332 class class class wbr 3937 |
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 699 ax-5 1424 ax-7 1425 ax-gen 1426 ax-ie1 1470 ax-ie2 1471 ax-8 1483 ax-10 1484 ax-11 1485 ax-i12 1486 ax-bndl 1487 ax-4 1488 ax-17 1507 ax-i9 1511 ax-ial 1515 ax-i5r 1516 ax-ext 2122 |
This theorem depends on definitions: df-bi 116 df-3an 965 df-tru 1335 df-nf 1438 df-sb 1737 df-clab 2127 df-cleq 2133 df-clel 2136 df-nfc 2271 df-v 2691 df-un 3080 df-sn 3538 df-pr 3539 df-op 3541 df-br 3938 |
This theorem is referenced by: enpr1g 6700 endjudisj 7083 recexprlem1ssl 7465 addgt0 8234 addgegt0 8235 addgtge0 8236 addge0 8237 expge1 10361 expcnv 11305 cos12dec 11510 ncoprmgcdne1b 11806 phicl2 11926 exmidunben 11975 sin0pilem2 12911 cosq23lt0 12962 cos0pilt1 12981 rplogcl 13008 logge0 13009 logdivlti 13010 |
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