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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 8743 | . 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 8701 |
| 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 2148 ax-9 2156 ax-ext 2738 |
| 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 2745 df-cleq 2758 df-clel 2841 df-rab 3420 df-v 3460 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-nul 4290 df-if 4493 df-sn 4595 df-pr 4597 df-op 4601 df-br 5115 df-opab 5179 df-xp 5672 df-cnv 5674 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-ec 8705 |
| This theorem is used by: brecop 8817 eroveu 8819 erov 8821 ecovcom 8830 ecovass 8831 ecovdi 8832 addsrmo 11076 mulsrmo 11077 addsrpr 11078 mulsrpr 11079 supsrlem 11114 supsr 11115 qus0 19291 qusinv 19292 qussub 19293 sylow2blem2 19722 frgpadd 19864 vrgpval 19868 vrgpinv 19870 frgpup3lem 19878 qusabl 19966 quscrng 21460 pzriprnglem11 21678 pzriprnglem12 21679 qustgplem 24315 pi1addval 25244 pi1xfrf 25249 pi1xfrval 25250 pi1xfrcnvlem 25252 pi1xfrcnv 25253 pi1cof 25255 pi1coval 25256 pi1coghm 25257 vitalilem3 25806 elrlocbasi 33618 rlocaddval 33620 rlocmulval 33621 rloccring 33622 rloc0g 33623 rloc1r 33624 rlocf1 33625 rlocisunit 33627 idomsubr 33661 opprqusmulr 33804 zringfrac 33875 ismntoplly 34446 linedegen 36656 fvline 36657 aks5lem3a 42997 aks5lem5a 42999 aks5lem6 43000 |
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