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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 4142 | . 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 1547 ∩ cin 3882 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-ext 2711 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-ex 1787 df-sb 2074 df-clab 2718 df-cleq 2731 df-clel 2814 df-rab 3392 df-in 3890 |
| This theorem is referenced by: in12 4157 inindi 4163 dfrab3 4247 dfif5 4471 disjpr2 4645 disjtpsn 4647 disjtp2 4648 resres 5944 imainrect 6132 predidm 6277 fresaun 6698 fresaunres2 6699 ssenen 9079 hartogslem1 9447 prinfzo0 13644 leiso 14412 f1oun2prg 14870 smumul 16453 setsfun 17132 setsfun0 17133 firest 17386 lsmdisj2r 19651 frgpuplem 19738 ltbwe 22020 tgrest 23142 fiuncmp 23387 ptclsg 23598 metnrmlem3 24845 mbfid 25620 ppi1 27145 cht1 27146 ppiub 27185 lrrecse 27952 lrrecpred 27954 chdmj2i 31571 chjassi 31575 pjoml2i 31674 pjoml4i 31676 cmcmlem 31680 mayetes3i 31818 cvmdi 32413 atomli 32471 atabsi 32490 uniin1 32640 disjuniel 32686 imadifxp 32690 gtiso 32793 preiman0 32802 nn0disj01 32911 evlextv 33726 esplyind 33759 prsss 34100 ordtrest2NEW 34107 esumnul 34232 measinblem 34404 eulerpartlemt 34555 ballotlem2 34673 ballotlemfp1 34676 ballotlemfval0 34680 chtvalz 34813 fmla0disjsuc 35626 mthmpps 35810 dffv5 36150 bj-sscon 37382 bj-discrmoore 37469 mblfinlem2 38025 ismblfin 38028 mbfposadd 38034 itg2addnclem2 38039 asindmre 38070 abeqin 38621 xrnres 38792 redundeq1 39080 refrelsredund4 39083 dfpetparts2 39339 dfpeters2 39341 diophrw 43208 dnwech 43493 lmhmlnmsplit 43532 rp-fakeuninass 43960 iunrelexp0 44146 nznngen 44760 uzinico2 46006 limsup0 46137 limsupvaluz 46151 sge0sn 46822 31prm 48075 |
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