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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 4426. (Contributed by Thierry Arnoux, 29-Nov-2023.) |
| Ref | Expression |
|---|---|
| disjdifr | ⊢ ((𝐵 ∖ 𝐴) ∩ 𝐴) = ∅ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | disjdif 4426 | . 2 ⊢ (𝐴 ∩ (𝐵 ∖ 𝐴)) = ∅ | |
| 2 | 1 | ineqcomi 4157 | 1 ⊢ ((𝐵 ∖ 𝐴) ∩ 𝐴) = ∅ |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1570 ∖ cdif 3896 ∩ cin 3898 ∅c0 4279 |
| 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 2147 ax-9 2155 ax-ext 2732 |
| 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 2739 df-cleq 2752 df-clel 2835 df-rab 3413 df-v 3452 df-dif 3902 df-in 3906 df-ss 3916 df-nul 4280 |
| This theorem is used by: ssdifin0 4441 fvsnun1 7180 fveqf1o 7303 f1ofvswap 7307 ralxpmap 8903 difsnen 9057 domunsn 9125 limensuci 9151 pssnn 9163 marypha1lem 9403 dif1card 10013 ackbij1lem18 10238 canthp1lem1 10661 grothprim 10843 hashgval 14397 hashun3 14448 hashfun 14502 hashbclem 14517 setsfun 17263 setsfun0 17264 setsid 17299 mreexexlem4d 17735 pwssplit1 21243 islindf4 22051 selvvvval 22358 psdmul 22394 neitr 23405 regsep2 23601 restmetu 24796 volinun 25774 tdeglem4 26285 noetasuplem3 27971 noetasuplem4 27972 difeq 32993 disjdifprg 33048 tocycfvres1 33550 tocycfvres2 33551 cycpmfvlem 33552 cycpmfv3 33555 cycpmcl 33556 rprmdvdsprod 33944 evlextv 34052 measunl 34727 eulerpartlemt 34882 mthmpps 36161 cldbnd 36945 poimirlem15 38384 poimirlem16 38385 poimirlem19 38388 poimirlem27 38396 evlselvlem 43434 evlselv 43435 eldioph2lem1 43605 eldioph2lem2 43606 diophren 43654 kelac1 43904 isomenndlem 47358 seposep 49852 |
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