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| Mirrors > Home > MPE Home > Th. List > unitss | Structured version Visualization version GIF version | ||
| Description: The set of units is contained in the base set. (Contributed by Mario Carneiro, 5-Oct-2015.) |
| Ref | Expression |
|---|---|
| unitcl.1 | ⊢ 𝐵 = (Base‘𝑅) |
| unitcl.2 | ⊢ 𝑈 = (Unit‘𝑅) |
| Ref | Expression |
|---|---|
| unitss | ⊢ 𝑈 ⊆ 𝐵 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | unitcl.1 | . . 3 ⊢ 𝐵 = (Base‘𝑅) | |
| 2 | unitcl.2 | . . 3 ⊢ 𝑈 = (Unit‘𝑅) | |
| 3 | 1, 2 | unitcl 20605 | . 2 ⊢ (𝑥 ∈ 𝑈 → 𝑥 ∈ 𝐵) |
| 4 | 3 | ssriv 3912 | 1 ⊢ 𝑈 ⊆ 𝐵 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1569 ⊆ wss 3895 ‘cfv 6538 Basecbs 17387 Unitcui 20585 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-rep 5231 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7751 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-op 4590 df-uni 4867 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-id 5545 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-iota 6494 df-fun 6540 df-fv 6546 df-ov 7423 df-dvdsr 20587 df-unit 20588 |
| This theorem is used by: unitgrpbas 20612 unitgrpid 20615 unitsubm 20616 dvrdir 20642 rdivmuldivd 20643 invrpropd 20648 elrhmunit 20760 rhmunitinv 20761 isdrng4 20992 fidomndrng 21031 issubdrg 21037 imadrhmcl 21054 znunithash 21870 dvrcn 24503 nmdvr 24989 nrginvrcnlem 25010 nrginvrcn 25011 dchrelbasd 27566 dchrinvcl 27580 dchrghm 27583 dchr1 27584 dchreq 27585 dchrresb 27586 dchrabs 27587 dchrinv 27588 dchrptlem1 27591 dchrptlem2 27592 dchrpt 27594 dchrsum2 27595 dchrsum 27596 sum2dchr 27601 lgsdchr 27682 rpvmasum2 27839 dvrcan5 33838 dvdsruassoi 33981 lidlunitel 34015 assafld 34311 unitscyglem5 43292 aks5lem7 43293 idomodle 44236 |
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