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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 1541 × cxp 5622 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-ext 2708 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-ex 1781 df-sb 2068 df-clab 2715 df-cleq 2728 df-clel 2811 df-opab 5161 df-xp 5630 |
| This theorem is referenced by: xpriindi 5785 csbres 5941 fconstg 6721 curry2 8049 fparlem4 8057 xpord2pred 8087 xpord3pred 8094 naddcllem 8604 fvdiagfn 8829 mapsncnv 8831 xpsneng 8990 axdc4lem 10365 fpwwe2lem12 10553 expval 13986 imasvscafn 17458 fuchom 17888 homafval 17953 setcmon 18011 pwsco2mhm 18758 frmdplusg 18779 smndex1igid 18829 mulgfval 18999 mulgfvalALT 19000 mulgval 19001 efgval 19646 rngqipbas 21250 pzriprnglem13 21448 pzriprnglem14 21449 pjfval 21661 frlmval 21703 islindf5 21794 psrplusg 21892 psrvscafval 21904 psrvsca 21905 opsrle 22002 evlsvvval 22048 evlssca 22049 mpfind 22070 coe1fv 22147 coe1tm 22215 pf1ind 22299 mdetunilem4 22559 mdetunilem9 22564 txindislem 23577 txcmplem2 23586 txhaus 23591 txkgen 23596 xkofvcn 23628 xkoinjcn 23631 cnextval 24005 cnextfval 24006 pcorev2 24984 pcophtb 24985 pi1grplem 25005 pi1inv 25008 dvfval 25854 dvnfval 25880 0dgrb 26207 dgrnznn 26208 dgreq0 26227 dgrmulc 26233 plyrem 26269 facth 26270 fta1 26272 aaliou2 26304 taylfval 26322 taylpfval 26328 expsval 28421 0ofval 30862 2ndresdju 32727 aciunf1 32741 hashxpe 32887 indval2 32933 gsumpart 33146 esplyfval2 33723 vieta 33736 ply1degltdimlem 33779 extdgfialglem1 33849 sxbrsigalem3 34429 sxbrsigalem2 34443 eulerpartlemgu 34534 sseqval 34545 sconnpht 35423 sconnpht2 35432 sconnpi1 35433 cvmlift2lem11 35507 cvmlift2lem12 35508 cvmlift2lem13 35509 cvmlift3lem9 35521 sat1el2xp 35573 mexval 35696 mexval2 35697 mdvval 35698 mpstval 35729 elima4 35970 bj-xtageq 37189 matunitlindflem1 37817 poimirlem32 37853 ismrer1 38039 ecxrncnvep2 38595 lflsc0N 39343 lkrscss 39358 lfl1dim 39381 lfl1dim2N 39382 ldualvs 39397 evlsevl 42817 0prjspnrel 42870 mzpclval 42967 mzpcl1 42971 mendvsca 43429 dvconstbi 44575 expgrowth 44576 gpgov 48288 dmrnxp 49082 fucofvalne 49570 |
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