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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 5693 | 1 ⊢ (𝜑 → (𝐴 × 𝐴) = (𝐵 × 𝐵)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1567 × cxp 5660 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-ext 2741 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-ex 1807 df-sb 2098 df-clab 2748 df-cleq 2761 df-clel 2844 df-opab 5178 df-xp 5668 |
| This theorem is referenced by: xpcoid 6292 hartogslem1 9504 isfin6 10284 fpwwe2cbv 10615 fpwwe2lem2 10617 fpwwe2lem3 10618 fpwwe2lem4 10619 fpwwe2lem7 10622 fpwwe2lem11 10626 fpwwe2lem12 10627 fpwwe2 10628 fpwwecbv 10629 fpwwelem 10630 canthwelem 10635 canthwe 10636 pwfseqlem4 10647 prdsval 17508 imasval 17565 imasaddfnlem 17582 comfffval 17754 comfeq 17762 oppcval 17769 sscfn1 17874 sscfn2 17875 isssc 17877 ssceq 17883 reschomf 17888 isfunc 17921 idfuval 17933 funcres 17953 funcpropd 17959 fucval 18018 fucpropd 18037 homafval 18086 setcval 18134 catcval 18157 estrcval 18180 estrchomfeqhom 18192 hofval 18308 hofpropd 18323 islat 18489 istsr 18639 cnvtsr 18644 isdir 18654 tsrdir 18660 intopsn 18712 frmdval 18910 resgrpplusfrn 19017 rngcval 20703 rnghmsubcsetclem1 20716 rngccat 20719 ringcval 20732 rhmsubcsetclem1 20745 ringccat 20748 rhmsubcrngclem1 20751 rhmsubcrngc 20753 srhmsubc 20765 rhmsubc 20774 opsrval 22166 matval 22537 ustval 24329 trust 24355 utop2nei 24376 utop3cls 24377 utopreg 24378 ussval 24385 ressuss 24388 tususs 24395 fmucnd 24417 cfilufg 24418 trcfilu 24419 neipcfilu 24421 ispsmet 24430 prdsdsf 24493 prdsxmet 24495 ressprdsds 24497 xpsdsfn2 24504 xpsxmetlem 24505 xpsmet 24508 isxms 24573 isms 24575 xmspropd 24599 mspropd 24600 setsxms 24605 setsms 24606 imasf1oxms 24615 imasf1oms 24616 ressxms 24651 ressms 24652 prdsxmslem2 24655 metuval 24675 nmpropd2 24721 ngppropd 24763 tngngp2 24778 pi1addf 25175 pi1addval 25176 iscms 25473 cmspropd 25477 cmssmscld 25478 cmsss 25479 cssbn 25503 rrxds 25521 rrxmfval 25534 minveclem3a 25555 dvlip2 26123 dchrval 27364 madeval 27991 brcgr 29191 issh 31501 qtophaus 34171 prsssdm 34252 ordtrestNEW 34256 ordtrest2NEW 34258 isrrext 34335 sibfof 34675 satefv 35839 mdvval 35929 msrval 35963 mthmpps 36007 funtransport 36456 fvtransport 36457 prdsbnd2 38368 cnpwstotbnd 38370 isrngo 38470 isrngod 38471 rngosn3 38497 isdivrngo 38523 drngoi 38524 isgrpda 38528 ldualset 39823 aomclem8 43714 intopval 48890 rngcvalALTV 48953 rngchomrnghmresALTV 48967 ringcvalALTV 48977 srhmsubcALTV 49013 nelsubc3lem 49767 0funcg2 49781 imaidfu2 49808 idfullsubc 49858 termcfuncval 50229 cnelsubclem 50300 elpglem3 50410 pgindnf 50413 |
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