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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 5665 | 1 ⊢ (𝜑 → (𝐴 × 𝐴) = (𝐵 × 𝐵)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1542 × cxp 5632 |
| 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 5163 df-xp 5640 |
| This theorem is referenced by: xpcoid 6258 hartogslem1 9461 isfin6 10224 fpwwe2cbv 10555 fpwwe2lem2 10557 fpwwe2lem3 10558 fpwwe2lem4 10559 fpwwe2lem7 10562 fpwwe2lem11 10566 fpwwe2lem12 10567 fpwwe2 10568 fpwwecbv 10569 fpwwelem 10570 canthwelem 10575 canthwe 10576 pwfseqlem4 10587 prdsval 17389 imasval 17446 imasaddfnlem 17463 comfffval 17635 comfeq 17643 oppcval 17650 sscfn1 17755 sscfn2 17756 isssc 17758 ssceq 17764 reschomf 17769 isfunc 17802 idfuval 17814 funcres 17834 funcpropd 17840 fucval 17899 fucpropd 17918 homafval 17967 setcval 18015 catcval 18038 estrcval 18061 estrchomfeqhom 18073 hofval 18189 hofpropd 18204 islat 18370 istsr 18520 cnvtsr 18525 isdir 18535 tsrdir 18541 intopsn 18593 frmdval 18790 resgrpplusfrn 18897 rngcval 20568 rnghmsubcsetclem1 20581 rngccat 20584 ringcval 20597 rhmsubcsetclem1 20610 ringccat 20613 rhmsubcrngclem1 20616 rhmsubcrngc 20618 srhmsubc 20630 rhmsubc 20639 opsrval 22018 matval 22372 ustval 24164 trust 24190 utop2nei 24211 utop3cls 24212 utopreg 24213 ussval 24220 ressuss 24223 tususs 24230 fmucnd 24252 cfilufg 24253 trcfilu 24254 neipcfilu 24256 ispsmet 24265 prdsdsf 24328 prdsxmet 24330 ressprdsds 24332 xpsdsfn2 24339 xpsxmetlem 24340 xpsmet 24343 isxms 24408 isms 24410 xmspropd 24434 mspropd 24435 setsxms 24440 setsms 24441 imasf1oxms 24450 imasf1oms 24451 ressxms 24486 ressms 24487 prdsxmslem2 24490 metuval 24510 nmpropd2 24556 ngppropd 24598 tngngp2 24613 pi1addf 25020 pi1addval 25021 iscms 25318 cmspropd 25322 cmssmscld 25323 cmsss 25324 cssbn 25348 rrxds 25366 rrxmfval 25379 minveclem3a 25400 dvlip2 25973 dchrval 27218 madeval 27845 brcgr 28991 issh 31302 qtophaus 34020 prsssdm 34101 ordtrestNEW 34105 ordtrest2NEW 34107 isrrext 34184 sibfof 34524 satefv 35636 mdvval 35726 msrval 35760 mthmpps 35804 funtransport 36253 fvtransport 36254 prdsbnd2 38075 cnpwstotbnd 38077 isrngo 38177 isrngod 38178 rngosn3 38204 isdivrngo 38230 drngoi 38231 isgrpda 38235 ldualset 39530 aomclem8 43447 intopval 48591 rngcvalALTV 48654 rngchomrnghmresALTV 48668 ringcvalALTV 48678 srhmsubcALTV 48714 nelsubc3lem 49458 0funcg2 49472 imaidfu2 49499 idfullsubc 49549 termcfuncval 49920 cnelsubclem 49991 elpglem3 50101 pgindnf 50104 |
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