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| Mirrors > Home > MPE Home > Th. List > ineq1i | Structured version Visualization version GIF version | ||
| Description: Equality inference for intersection of two classes. (Contributed by NM, 26-Dec-1993.) |
| Ref | Expression |
|---|---|
| ineq1i.1 | ⊢ 𝐴 = 𝐵 |
| Ref | Expression |
|---|---|
| ineq1i | ⊢ (𝐴 ∩ 𝐶) = (𝐵 ∩ 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ineq1i.1 | . 2 ⊢ 𝐴 = 𝐵 | |
| 2 | ineq1 4163 | . 2 ⊢ (𝐴 = 𝐵 → (𝐴 ∩ 𝐶) = (𝐵 ∩ 𝐶)) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ (𝐴 ∩ 𝐶) = (𝐵 ∩ 𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1559 ∩ cin 3901 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-ext 2733 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-ex 1799 df-sb 2090 df-clab 2740 df-cleq 2753 df-clel 2836 df-rab 3414 df-in 3909 |
| This theorem is referenced by: in12 4178 inindi 4184 dfrab3 4269 dfif5 4494 disjpr2 4669 disjtpsn 4671 disjtp2 4672 resres 5974 imainrect 6162 predidm 6308 fresaun 6730 fresaunres2 6731 ssenen 9117 hartogslem1 9484 prinfzo0 13698 leiso 14466 f1oun2prg 14924 smumul 16518 setsfun 17198 setsfun0 17199 firest 17452 lsmdisj2r 19716 frgpuplem 19803 ltbwe 22085 tgrest 23207 fiuncmp 23452 ptclsg 23663 metnrmlem3 24910 mbfid 25685 ppi1 27216 cht1 27217 ppiub 27256 lrrecse 28023 lrrecpred 28025 chdmj2i 31642 chjassi 31646 pjoml2i 31745 pjoml4i 31747 cmcmlem 31751 mayetes3i 31889 cvmdi 32484 atomli 32542 atabsi 32561 uniin1 32711 disjuniel 32757 imadifxp 32761 gtiso 32864 preiman0 32873 nn0disj01 32982 evlextv 33800 prsss 34174 ordtrest2NEW 34181 esumnul 34306 measinblem 34478 eulerpartlemt 34629 ballotlem2 34747 ballotlemfp1 34750 ballotlemfval0 34754 chtvalz 34884 fmla0disjsuc 35709 mthmpps 35893 dffv5 36233 bj-sscon 37475 bj-discrmoore 37562 mblfinlem2 38118 ismblfin 38121 mbfposadd 38127 itg2addnclem2 38132 asindmre 38163 abeqin 38714 xrnres 38885 redundeq1 39173 refrelsredund4 39176 dfpetparts2 39432 dfpeters2 39434 diophrw 43301 dnwech 43586 lmhmlnmsplit 43625 rp-fakeuninass 44053 iunrelexp0 44239 nznngen 44853 uzinico2 46098 limsup0 46229 limsupvaluz 46243 sge0sn 46914 31prm 48167 |
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