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Mirrors > Home > MPE Home > Th. List > syl5breq | Structured version Visualization version GIF version |
Description: A chained equality inference for a binary relation. (Contributed by NM, 11-Oct-1999.) |
Ref | Expression |
---|---|
syl5breq.1 | ⊢ 𝐴𝑅𝐵 |
syl5breq.2 | ⊢ (𝜑 → 𝐵 = 𝐶) |
Ref | Expression |
---|---|
syl5breq | ⊢ (𝜑 → 𝐴𝑅𝐶) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | syl5breq.1 | . . 3 ⊢ 𝐴𝑅𝐵 | |
2 | 1 | a1i 11 | . 2 ⊢ (𝜑 → 𝐴𝑅𝐵) |
3 | syl5breq.2 | . 2 ⊢ (𝜑 → 𝐵 = 𝐶) | |
4 | 2, 3 | breqtrd 4609 | 1 ⊢ (𝜑 → 𝐴𝑅𝐶) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1475 class class class wbr 4583 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-3an 1033 df-tru 1478 df-ex 1696 df-nf 1701 df-sb 1868 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-rab 2905 df-v 3175 df-dif 3543 df-un 3545 df-in 3547 df-ss 3554 df-nul 3875 df-if 4037 df-sn 4126 df-pr 4128 df-op 4132 df-br 4584 |
This theorem is referenced by: syl5breqr 4621 phplem3 8026 xlemul1a 11990 phicl2 15311 sinq12ge0 24064 siilem1 27090 nmbdfnlbi 28292 nmcfnlbi 28295 unierri 28347 leoprf2 28370 leoprf 28371 ballotlemic 29895 ballotlem1c 29896 sumnnodd 38697 |
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