| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > difexd | Structured version Visualization version GIF version | ||
| Description: Existence of a difference. (Contributed by SN, 16-Jul-2024.) |
| Ref | Expression |
|---|---|
| difexd.1 | ⊢ (𝜑 → 𝐴 ∈ 𝑉) |
| Ref | Expression |
|---|---|
| difexd | ⊢ (𝜑 → (𝐴 ∖ 𝐵) ∈ V) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | difexd.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ 𝑉) | |
| 2 | difexg 5290 | . 2 ⊢ (𝐴 ∈ 𝑉 → (𝐴 ∖ 𝐵) ∈ V) | |
| 3 | 1, 2 | syl 18 | 1 ⊢ (𝜑 → (𝐴 ∖ 𝐵) ∈ V) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2145 Vcvv 3450 ∖ cdif 3895 |
| 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 ax-sep 5248 |
| This proof depends on definitions: df-bi 210 df-an 402 df-3an 1105 df-tru 1573 df-ex 1813 df-sb 2100 df-clab 2739 df-cleq 2752 df-clel 2835 df-rab 3413 df-v 3452 df-dif 3901 df-in 3905 df-ss 3915 |
| This theorem is used by: sexp2 8141 sexp3 8148 ralxpmap 8902 domdifsn 9057 domunsncan 9074 mapdom2 9145 acni 10095 infdif 10257 infpss 10265 enfin1ai 10433 fpwwe2 10699 canthp1lem1 10708 hashf1lem1 14567 mrieqv2d 17774 mreexexlemd 17779 dpjidcl 20235 isdrng3lem2 20967 selvcllemh 22407 selvcllem4 22408 selvcllem5 22409 selvcl 22410 selvval2 22411 selvvvval 22412 selvadd 22413 selvmul 22414 pnrmopn 23622 cmpfi 23687 csdfil 24174 ufileu 24199 filufint 24200 alexsublem 24324 bcth3 25613 iunmbl 25835 tdeglem4 26339 fdifsupp 33211 gsummptres2 33547 tocycfv 33603 cyc3conja 33651 dflring4 33963 rprmdvdsprod 33999 selvascl 34082 selvply1rhmlem2 34086 selvply1rhmlem4 34088 selvply1rhm 34090 selvply1rhm0 34091 extvfvcl 34101 esummono 34619 esumpad 34620 esumpad2 34621 insiga 34703 fsuppssind 43543 tfsconcatun 44282 oaun2 44326 oaun3 44327 clcnvlem 44567 dssmapfv3d 44963 dssmapnvod 44964 ovolsplit 46920 intsal 47262 sge0ss 47344 sge0fodjrnlem 47348 iundjiun 47392 meaiunlelem 47400 iscnrm3rlem7 49976 |
| Copyright terms: Public domain | W3C validator |