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| Mirrors > Home > MPE Home > Th. List > rnss | Structured version Visualization version GIF version | ||
| Description: Subset theorem for range. (Contributed by NM, 22-Mar-1998.) |
| Ref | Expression |
|---|---|
| rnss | ⊢ (𝐴 ⊆ 𝐵 → ran 𝐴 ⊆ ran 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cnvss 5829 | . . 3 ⊢ (𝐴 ⊆ 𝐵 → ◡𝐴 ⊆ ◡𝐵) | |
| 2 | dmss 5859 | . . 3 ⊢ (◡𝐴 ⊆ ◡𝐵 → dom ◡𝐴 ⊆ dom ◡𝐵) | |
| 3 | 1, 2 | syl 17 | . 2 ⊢ (𝐴 ⊆ 𝐵 → dom ◡𝐴 ⊆ dom ◡𝐵) |
| 4 | df-rn 5643 | . 2 ⊢ ran 𝐴 = dom ◡𝐴 | |
| 5 | df-rn 5643 | . 2 ⊢ ran 𝐵 = dom ◡𝐵 | |
| 6 | 3, 4, 5 | 3sstr4g 3989 | 1 ⊢ (𝐴 ⊆ 𝐵 → ran 𝐴 ⊆ ran 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ⊆ wss 3903 ◡ccnv 5631 dom cdm 5632 ran crn 5633 |
| 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-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-sb 2069 df-clab 2716 df-cleq 2729 df-clel 2812 df-rab 3402 df-v 3444 df-dif 3906 df-un 3908 df-ss 3920 df-nul 4288 df-if 4482 df-sn 4583 df-pr 4585 df-op 4589 df-br 5101 df-opab 5163 df-cnv 5640 df-dm 5642 df-rn 5643 |
| This theorem is referenced by: rnssi 5897 imass1 6068 imass2 6069 ssxpb 6140 sofld 6153 resssxp 6236 funssxp 6698 dff2 7053 dff3 7054 fliftf 7271 1stcof 7973 2ndcof 7974 frxp 8078 frxp2 8096 frxp3 8103 fodomfi 9224 fodomfiOLD 9242 marypha1lem 9348 marypha1 9349 dfac12lem2 10067 fpwwe2lem12 10565 prdsvallem 17386 prdsval 17387 prdsbas 17389 prdsplusg 17390 prdsmulr 17391 prdsvsca 17392 prdshom 17399 catcfuccl 18054 catcxpccl 18142 odf1o2 19514 dprdres 19971 lmss 23254 txss12 23561 txbasval 23562 fmss 23902 tsmsxplem1 24109 ustimasn 24184 utopbas 24191 metustexhalf 24512 causs 25266 ovoliunlem1 25471 dvcnvrelem1 25990 taylf 26336 subgrprop3 29361 sspba 30814 imadifxp 32687 gsumpart 33156 metideq 34070 sxbrsigalem5 34465 omsmon 34475 carsggect 34495 carsgclctunlem2 34496 heicant 37895 mblfinlem1 37897 symrefref2 38887 dicval 41541 aks6d1c2 42489 rntrclfvOAI 43037 diophrw 43105 dnnumch2 43391 lmhmlnmsplit 43433 hbtlem6 43475 mptrcllem 43958 rntrcl 43973 dfrcl2 44019 relexpss1d 44050 rfovcnvf1od 44349 supcnvlimsup 46087 fourierdlem42 46496 sge0less 46739 isubgredgss 48214 |
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