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| Mirrors > Home > MPE Home > Th. List > sqxpeqd | Structured version Visualization version GIF version | ||
| Description: Equality deduction for a Cartesian square, see Wikipedia "Cartesian product", https://en.wikipedia.org/wiki/Cartesian_product#n-ary_Cartesian_power. (Contributed by AV, 13-Jan-2020.) |
| Ref | Expression |
|---|---|
| xpeq1d.1 | ⊢ (𝜑 → 𝐴 = 𝐵) |
| Ref | Expression |
|---|---|
| sqxpeqd | ⊢ (𝜑 → (𝐴 × 𝐴) = (𝐵 × 𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | xpeq1d.1 | . 2 ⊢ (𝜑 → 𝐴 = 𝐵) | |
| 2 | 1, 1 | xpeq12d 5652 | 1 ⊢ (𝜑 → (𝐴 × 𝐴) = (𝐵 × 𝐵)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1548 × cxp 5619 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1803 ax-4 1817 ax-5 1918 ax-6 1975 ax-7 2016 ax-8 2123 ax-9 2131 ax-ext 2713 |
| This theorem depends on definitions: df-bi 209 df-an 398 df-ex 1788 df-sb 2075 df-clab 2720 df-cleq 2733 df-clel 2816 df-opab 5138 df-xp 5627 |
| This theorem is referenced by: xpcoid 6245 hartogslem1 9451 isfin6 10217 fpwwe2cbv 10548 fpwwe2lem2 10550 fpwwe2lem3 10551 fpwwe2lem4 10552 fpwwe2lem7 10555 fpwwe2lem11 10559 fpwwe2lem12 10560 fpwwe2 10561 fpwwecbv 10562 fpwwelem 10563 canthwelem 10568 canthwe 10569 pwfseqlem4 10580 prdsval 17413 imasval 17470 imasaddfnlem 17487 comfffval 17659 comfeq 17667 oppcval 17674 sscfn1 17779 sscfn2 17780 isssc 17782 ssceq 17788 reschomf 17793 isfunc 17826 idfuval 17838 funcres 17858 funcpropd 17864 fucval 17923 fucpropd 17942 homafval 17991 setcval 18039 catcval 18062 estrcval 18085 estrchomfeqhom 18097 hofval 18213 hofpropd 18228 islat 18394 istsr 18544 cnvtsr 18549 isdir 18559 tsrdir 18565 intopsn 18617 frmdval 18814 resgrpplusfrn 18921 rngcval 20594 rnghmsubcsetclem1 20607 rngccat 20610 ringcval 20623 rhmsubcsetclem1 20636 ringccat 20639 rhmsubcrngclem1 20642 rhmsubcrngc 20644 srhmsubc 20656 rhmsubc 20665 opsrval 22026 matval 22398 ustval 24190 trust 24216 utop2nei 24237 utop3cls 24238 utopreg 24239 ussval 24246 ressuss 24249 tususs 24256 fmucnd 24278 cfilufg 24279 trcfilu 24280 neipcfilu 24282 ispsmet 24291 prdsdsf 24354 prdsxmet 24356 ressprdsds 24358 xpsdsfn2 24365 xpsxmetlem 24366 xpsmet 24369 isxms 24434 isms 24436 xmspropd 24460 mspropd 24461 setsxms 24466 setsms 24467 imasf1oxms 24476 imasf1oms 24477 ressxms 24512 ressms 24513 prdsxmslem2 24516 metuval 24536 nmpropd2 24582 ngppropd 24624 tngngp2 24639 pi1addf 25036 pi1addval 25037 iscms 25334 cmspropd 25338 cmssmscld 25339 cmsss 25340 cssbn 25364 rrxds 25382 rrxmfval 25395 minveclem3a 25416 dvlip2 25984 dchrval 27219 madeval 27846 brcgr 28991 issh 31301 qtophaus 34032 prsssdm 34113 ordtrestNEW 34117 ordtrest2NEW 34119 isrrext 34196 sibfof 34536 satefv 35657 mdvval 35747 msrval 35781 mthmpps 35825 funtransport 36274 fvtransport 36275 prdsbnd2 38177 cnpwstotbnd 38179 isrngo 38279 isrngod 38280 rngosn3 38306 isdivrngo 38332 drngoi 38333 isgrpda 38337 ldualset 39632 aomclem8 43521 intopval 48707 rngcvalALTV 48770 rngchomrnghmresALTV 48784 ringcvalALTV 48794 srhmsubcALTV 48830 nelsubc3lem 49574 0funcg2 49588 imaidfu2 49615 idfullsubc 49665 termcfuncval 50036 cnelsubclem 50107 elpglem3 50217 pgindnf 50220 |
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