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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 5662 | 1 ⊢ (𝜑 → (𝐴 × 𝐴) = (𝐵 × 𝐵)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1542 × cxp 5629 |
| 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 2708 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-ex 1782 df-sb 2069 df-clab 2715 df-cleq 2728 df-clel 2811 df-opab 5148 df-xp 5637 |
| This theorem is referenced by: xpcoid 6254 hartogslem1 9457 isfin6 10222 fpwwe2cbv 10553 fpwwe2lem2 10555 fpwwe2lem3 10556 fpwwe2lem4 10557 fpwwe2lem7 10560 fpwwe2lem11 10564 fpwwe2lem12 10565 fpwwe2 10566 fpwwecbv 10567 fpwwelem 10568 canthwelem 10573 canthwe 10574 pwfseqlem4 10585 prdsval 17418 imasval 17475 imasaddfnlem 17492 comfffval 17664 comfeq 17672 oppcval 17679 sscfn1 17784 sscfn2 17785 isssc 17787 ssceq 17793 reschomf 17798 isfunc 17831 idfuval 17843 funcres 17863 funcpropd 17869 fucval 17928 fucpropd 17947 homafval 17996 setcval 18044 catcval 18067 estrcval 18090 estrchomfeqhom 18102 hofval 18218 hofpropd 18233 islat 18399 istsr 18549 cnvtsr 18554 isdir 18564 tsrdir 18570 intopsn 18622 frmdval 18819 resgrpplusfrn 18926 rngcval 20595 rnghmsubcsetclem1 20608 rngccat 20611 ringcval 20624 rhmsubcsetclem1 20637 ringccat 20640 rhmsubcrngclem1 20643 rhmsubcrngc 20645 srhmsubc 20657 rhmsubc 20666 opsrval 22024 matval 22376 ustval 24168 trust 24194 utop2nei 24215 utop3cls 24216 utopreg 24217 ussval 24224 ressuss 24227 tususs 24234 fmucnd 24256 cfilufg 24257 trcfilu 24258 neipcfilu 24260 ispsmet 24269 prdsdsf 24332 prdsxmet 24334 ressprdsds 24336 xpsdsfn2 24343 xpsxmetlem 24344 xpsmet 24347 isxms 24412 isms 24414 xmspropd 24438 mspropd 24439 setsxms 24444 setsms 24445 imasf1oxms 24454 imasf1oms 24455 ressxms 24490 ressms 24491 prdsxmslem2 24494 metuval 24514 nmpropd2 24560 ngppropd 24602 tngngp2 24617 pi1addf 25014 pi1addval 25015 iscms 25312 cmspropd 25316 cmssmscld 25317 cmsss 25318 cssbn 25342 rrxds 25360 rrxmfval 25373 minveclem3a 25394 dvlip2 25962 dchrval 27197 madeval 27824 brcgr 28969 issh 31279 qtophaus 33980 prsssdm 34061 ordtrestNEW 34065 ordtrest2NEW 34067 isrrext 34144 sibfof 34484 satefv 35596 mdvval 35686 msrval 35720 mthmpps 35764 funtransport 36213 fvtransport 36214 prdsbnd2 38116 cnpwstotbnd 38118 isrngo 38218 isrngod 38219 rngosn3 38245 isdivrngo 38271 drngoi 38272 isgrpda 38276 ldualset 39571 aomclem8 43489 intopval 48678 rngcvalALTV 48741 rngchomrnghmresALTV 48755 ringcvalALTV 48765 srhmsubcALTV 48801 nelsubc3lem 49545 0funcg2 49559 imaidfu2 49586 idfullsubc 49636 termcfuncval 50007 cnelsubclem 50078 elpglem3 50188 pgindnf 50191 |
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