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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 8736 | . 2 ⊢ (𝐴 = 𝐵 → [𝐴]𝐶 = [𝐵]𝐶) | |
| 3 | 1, 2 | syl 18 | 1 ⊢ (𝜑 → [𝐴]𝐶 = [𝐵]𝐶) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 [cec 8694 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-ext 2732 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2100 df-clab 2739 df-cleq 2752 df-clel 2835 df-rab 3413 df-v 3452 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-sn 4585 df-pr 4587 df-op 4591 df-br 5104 df-opab 5168 df-xp 5661 df-cnv 5663 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-ec 8698 |
| This theorem is used by: brecop 8810 eroveu 8812 erov 8814 ecovcom 8823 ecovass 8824 ecovdi 8825 addsrmo 11082 mulsrmo 11083 addsrpr 11084 mulsrpr 11085 supsrlem 11120 supsr 11121 qus0 19317 qusinv 19318 qussub 19319 sylow2blem2 19748 frgpadd 19890 vrgpval 19894 vrgpinv 19896 frgpup3lem 19904 qusabl 19992 quscrng 21486 pzriprnglem11 21704 pzriprnglem12 21705 qustgplem 24347 pi1addval 25276 pi1xfrf 25281 pi1xfrval 25282 pi1xfrcnvlem 25284 pi1xfrcnv 25285 pi1cof 25287 pi1coval 25288 pi1coghm 25289 vitalilem3 25838 elrlocbasi 33707 rlocaddval 33709 rlocmulval 33710 rloccring 33711 rloc0g 33712 rloc1r 33713 rlocf1 33714 rlocisunit 33716 idomsubr 33750 opprqusmulr 33893 zringfrac 33964 ismntoplly 34535 linedegen 36723 fvline 36724 aks5lem3a 43055 aks5lem5a 43057 aks5lem6 43058 |
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