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| Mirrors > Home > MPE Home > Th. List > disjdifr | Structured version Visualization version GIF version | ||
| Description: A class and its relative complement are disjoint. Commuted form of disjdif 4433. (Contributed by Thierry Arnoux, 29-Nov-2023.) |
| Ref | Expression |
|---|---|
| disjdifr | ⊢ ((𝐵 ∖ 𝐴) ∩ 𝐴) = ∅ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | disjdif 4433 | . 2 ⊢ (𝐴 ∩ (𝐵 ∖ 𝐴)) = ∅ | |
| 2 | 1 | ineqcomi 4164 | 1 ⊢ ((𝐵 ∖ 𝐴) ∩ 𝐴) = ∅ |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1570 ∖ cdif 3903 ∩ cin 3905 ∅c0 4286 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-ext 2737 |
| This proof depends on definitions: df-bi 210 df-an 402 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2100 df-clab 2744 df-cleq 2757 df-clel 2840 df-rab 3419 df-v 3459 df-dif 3909 df-in 3913 df-ss 3923 df-nul 4287 |
| This theorem is used by: ssdifin0 4448 fvsnun1 7184 fveqf1o 7306 f1ofvswap 7310 ralxpmap 8896 difsnen 9050 domunsn 9118 limensuci 9144 pssnn 9156 marypha1lem 9396 dif1card 10006 ackbij1lem18 10231 canthp1lem1 10648 grothprim 10830 hashgval 14382 hashun3 14433 hashfun 14487 hashbclem 14502 setsfun 17248 setsfun0 17249 setsid 17284 mreexexlem4d 17720 pwssplit1 21209 islindf4 22017 selvvvval 22322 psdmul 22358 neitr 23366 regsep2 23562 restmetu 24756 volinun 25734 tdeglem4 26246 noetasuplem3 27928 noetasuplem4 27929 difeq 32893 disjdifprg 32949 tocycfvres1 33453 tocycfvres2 33454 cycpmfvlem 33455 cycpmfv3 33458 cycpmcl 33459 rprmdvdsprod 33847 evlextv 33955 measunl 34630 eulerpartlemt 34785 mthmpps 36087 cldbnd 36870 poimirlem15 38319 poimirlem16 38320 poimirlem19 38323 poimirlem27 38331 evlselvlem 43353 evlselv 43354 eldioph2lem1 43524 eldioph2lem2 43525 diophren 43573 kelac1 43823 isomenndlem 47277 seposep 49737 |
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