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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 5656 | 1 ⊢ (𝜑 → (𝐴 × 𝐴) = (𝐵 × 𝐵)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1542 × cxp 5623 |
| 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 5162 df-xp 5631 |
| This theorem is referenced by: xpcoid 6249 hartogslem1 9451 isfin6 10214 fpwwe2cbv 10545 fpwwe2lem2 10547 fpwwe2lem3 10548 fpwwe2lem4 10549 fpwwe2lem7 10552 fpwwe2lem11 10556 fpwwe2lem12 10557 fpwwe2 10558 fpwwecbv 10559 fpwwelem 10560 canthwelem 10565 canthwe 10566 pwfseqlem4 10577 prdsval 17379 imasval 17436 imasaddfnlem 17453 comfffval 17625 comfeq 17633 oppcval 17640 sscfn1 17745 sscfn2 17746 isssc 17748 ssceq 17754 reschomf 17759 isfunc 17792 idfuval 17804 funcres 17824 funcpropd 17830 fucval 17889 fucpropd 17908 homafval 17957 setcval 18005 catcval 18028 estrcval 18051 estrchomfeqhom 18063 hofval 18179 hofpropd 18194 islat 18360 istsr 18510 cnvtsr 18515 isdir 18525 tsrdir 18531 intopsn 18583 frmdval 18780 resgrpplusfrn 18884 rngcval 20555 rnghmsubcsetclem1 20568 rngccat 20571 ringcval 20584 rhmsubcsetclem1 20597 ringccat 20600 rhmsubcrngclem1 20603 rhmsubcrngc 20605 srhmsubc 20617 rhmsubc 20626 opsrval 22005 matval 22359 ustval 24151 trust 24177 utop2nei 24198 utop3cls 24199 utopreg 24200 ussval 24207 ressuss 24210 tususs 24217 fmucnd 24239 cfilufg 24240 trcfilu 24241 neipcfilu 24243 ispsmet 24252 prdsdsf 24315 prdsxmet 24317 ressprdsds 24319 xpsdsfn2 24326 xpsxmetlem 24327 xpsmet 24330 isxms 24395 isms 24397 xmspropd 24421 mspropd 24422 setsxms 24427 setsms 24428 imasf1oxms 24437 imasf1oms 24438 ressxms 24473 ressms 24474 prdsxmslem2 24477 metuval 24497 nmpropd2 24543 ngppropd 24585 tngngp2 24600 pi1addf 25007 pi1addval 25008 iscms 25305 cmspropd 25309 cmssmscld 25310 cmsss 25311 cssbn 25335 rrxds 25353 rrxmfval 25366 minveclem3a 25387 dvlip2 25960 dchrval 27205 madeval 27832 brcgr 28977 issh 31287 qtophaus 33995 prsssdm 34076 ordtrestNEW 34080 ordtrest2NEW 34082 isrrext 34159 sibfof 34499 satefv 35610 mdvval 35700 msrval 35734 mthmpps 35778 funtransport 36227 fvtransport 36228 prdsbnd2 37998 cnpwstotbnd 38000 isrngo 38100 isrngod 38101 rngosn3 38127 isdivrngo 38153 drngoi 38154 isgrpda 38158 ldualset 39453 aomclem8 43370 intopval 48515 rngcvalALTV 48578 rngchomrnghmresALTV 48592 ringcvalALTV 48602 srhmsubcALTV 48638 nelsubc3lem 49382 0funcg2 49396 imaidfu2 49423 idfullsubc 49473 termcfuncval 49844 cnelsubclem 49915 elpglem3 50025 pgindnf 50028 |
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