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Mirrors > Home > MPE Home > Th. List > eceq1d | Structured version Visualization version GIF version |
Description: Equality theorem for equivalence class (deduction form). (Contributed by Jim Kingdon, 31-Dec-2019.) |
Ref | Expression |
---|---|
eceq1d.1 | ⊢ (𝜑 → 𝐴 = 𝐵) |
Ref | Expression |
---|---|
eceq1d | ⊢ (𝜑 → [𝐴]𝐶 = [𝐵]𝐶) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eceq1d.1 | . 2 ⊢ (𝜑 → 𝐴 = 𝐵) | |
2 | eceq1 8321 | . 2 ⊢ (𝐴 = 𝐵 → [𝐴]𝐶 = [𝐵]𝐶) | |
3 | 1, 2 | syl 17 | 1 ⊢ (𝜑 → [𝐴]𝐶 = [𝐵]𝐶) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1533 [cec 8281 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 ax-6 1966 ax-7 2011 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2157 ax-12 2173 ax-ext 2793 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1536 df-ex 1777 df-nf 1781 df-sb 2066 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-rab 3147 df-v 3496 df-dif 3938 df-un 3940 df-in 3942 df-ss 3951 df-nul 4291 df-if 4467 df-sn 4561 df-pr 4563 df-op 4567 df-br 5059 df-opab 5121 df-xp 5555 df-cnv 5557 df-dm 5559 df-rn 5560 df-res 5561 df-ima 5562 df-ec 8285 |
This theorem is referenced by: brecop 8384 eroveu 8386 erov 8388 ecovcom 8397 ecovass 8398 ecovdi 8399 addsrmo 10489 mulsrmo 10490 addsrpr 10491 mulsrpr 10492 supsrlem 10527 supsr 10528 qus0 18332 qusinv 18333 qussub 18334 sylow2blem2 18740 frgpadd 18883 vrgpval 18887 vrgpinv 18889 frgpup3lem 18897 qusabl 18979 quscrng 20007 qustgplem 22723 pi1addval 23646 pi1xfrf 23651 pi1xfrval 23652 pi1xfrcnvlem 23654 pi1xfrcnv 23655 pi1cof 23657 pi1coval 23658 pi1coghm 23659 vitalilem3 24205 ismntoplly 31261 linedegen 33599 fvline 33600 |
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