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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 5657 | 1 ⊢ (𝜑 → (𝐴 × 𝐴) = (𝐵 × 𝐵)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1542 × cxp 5624 |
| 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 5632 |
| This theorem is referenced by: xpcoid 6250 hartogslem1 9452 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 20590 rnghmsubcsetclem1 20603 rngccat 20606 ringcval 20619 rhmsubcsetclem1 20632 ringccat 20635 rhmsubcrngclem1 20638 rhmsubcrngc 20640 srhmsubc 20652 rhmsubc 20661 opsrval 22038 matval 22390 ustval 24182 trust 24208 utop2nei 24229 utop3cls 24230 utopreg 24231 ussval 24238 ressuss 24241 tususs 24248 fmucnd 24270 cfilufg 24271 trcfilu 24272 neipcfilu 24274 ispsmet 24283 prdsdsf 24346 prdsxmet 24348 ressprdsds 24350 xpsdsfn2 24357 xpsxmetlem 24358 xpsmet 24361 isxms 24426 isms 24428 xmspropd 24452 mspropd 24453 setsxms 24458 setsms 24459 imasf1oxms 24468 imasf1oms 24469 ressxms 24504 ressms 24505 prdsxmslem2 24508 metuval 24528 nmpropd2 24574 ngppropd 24616 tngngp2 24631 pi1addf 25028 pi1addval 25029 iscms 25326 cmspropd 25330 cmssmscld 25331 cmsss 25332 cssbn 25356 rrxds 25374 rrxmfval 25387 minveclem3a 25408 dvlip2 25976 dchrval 27215 madeval 27842 brcgr 28987 issh 31298 qtophaus 34000 prsssdm 34081 ordtrestNEW 34085 ordtrest2NEW 34087 isrrext 34164 sibfof 34504 satefv 35616 mdvval 35706 msrval 35740 mthmpps 35784 funtransport 36233 fvtransport 36234 prdsbnd2 38134 cnpwstotbnd 38136 isrngo 38236 isrngod 38237 rngosn3 38263 isdivrngo 38289 drngoi 38290 isgrpda 38294 ldualset 39589 aomclem8 43511 intopval 48694 rngcvalALTV 48757 rngchomrnghmresALTV 48771 ringcvalALTV 48781 srhmsubcALTV 48817 nelsubc3lem 49561 0funcg2 49575 imaidfu2 49602 idfullsubc 49652 termcfuncval 50023 cnelsubclem 50094 elpglem3 50204 pgindnf 50207 |
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