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| Mirrors > Home > MPE Home > Th. List > xpeq2d | Structured version Visualization version GIF version | ||
| Description: Equality deduction for Cartesian product. (Contributed by Jeff Madsen, 17-Jun-2010.) |
| Ref | Expression |
|---|---|
| xpeq1d.1 | ⊢ (𝜑 → 𝐴 = 𝐵) |
| Ref | Expression |
|---|---|
| xpeq2d | ⊢ (𝜑 → (𝐶 × 𝐴) = (𝐶 × 𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | xpeq1d.1 | . 2 ⊢ (𝜑 → 𝐴 = 𝐵) | |
| 2 | xpeq2 5645 | . 2 ⊢ (𝐴 = 𝐵 → (𝐶 × 𝐴) = (𝐶 × 𝐵)) | |
| 3 | 1, 2 | syl 17 | 1 ⊢ (𝜑 → (𝐶 × 𝐴) = (𝐶 × 𝐵)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1542 × cxp 5622 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2709 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-ex 1782 df-sb 2069 df-clab 2716 df-cleq 2729 df-clel 2812 df-opab 5149 df-xp 5630 |
| This theorem is referenced by: xpriindi 5785 csbres 5941 fconstg 6721 curry2 8050 fparlem4 8058 xpord2pred 8088 xpord3pred 8095 naddcllem 8605 fvdiagfn 8832 mapsncnv 8834 xpsneng 8993 axdc4lem 10368 fpwwe2lem12 10556 indval2 12155 expval 14016 imasvscafn 17492 fuchom 17922 homafval 17987 setcmon 18045 pwsco2mhm 18792 frmdplusg 18813 smndex1igid 18865 smndex1igidOLD 18866 mulgfval 19036 mulgfvalALT 19037 mulgval 19038 efgval 19683 rngqipbas 21285 pzriprnglem13 21483 pzriprnglem14 21484 pjfval 21696 frlmval 21738 islindf5 21829 psrplusg 21926 psrvscafval 21937 psrvsca 21938 opsrle 22035 evlsvvval 22081 evlssca 22082 mpfind 22103 coe1fv 22180 coe1tm 22248 pf1ind 22330 mdetunilem4 22590 mdetunilem9 22595 txindislem 23608 txcmplem2 23617 txhaus 23622 txkgen 23627 xkofvcn 23659 xkoinjcn 23662 cnextval 24036 cnextfval 24037 pcorev2 25005 pcophtb 25006 pi1grplem 25026 pi1inv 25029 dvfval 25874 dvnfval 25899 0dgrb 26221 dgrnznn 26222 dgreq0 26240 dgrmulc 26246 plyrem 26282 facth 26283 fta1 26285 aaliou2 26317 taylfval 26335 taylpfval 26341 expsval 28431 0ofval 30873 2ndresdju 32737 aciunf1 32751 hashxpe 32895 gsumpart 33139 esplyfval2 33724 vieta 33739 ply1degltdimlem 33782 extdgfialglem1 33852 sxbrsigalem3 34432 sxbrsigalem2 34446 eulerpartlemgu 34537 sseqval 34548 sconnpht 35427 sconnpht2 35436 sconnpi1 35437 cvmlift2lem11 35511 cvmlift2lem12 35512 cvmlift2lem13 35513 cvmlift3lem9 35525 sat1el2xp 35577 mexval 35700 mexval2 35701 mdvval 35702 mpstval 35733 elima4 35974 bj-xtageq 37311 matunitlindflem1 37951 poimirlem32 37987 ismrer1 38173 ecxrncnvep2 38745 lflsc0N 39543 lkrscss 39558 lfl1dim 39581 lfl1dim2N 39582 ldualvs 39597 evlsevl 43021 0prjspnrel 43074 mzpclval 43171 mzpcl1 43175 mendvsca 43633 dvconstbi 44779 expgrowth 44780 gpgov 48530 dmrnxp 49324 fucofvalne 49812 |
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