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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 5849 | . . 3 ⊢ (𝐴 ⊆ 𝐵 → ◡𝐴 ⊆ ◡𝐵) | |
| 2 | dmss 5883 | . . 3 ⊢ (◡𝐴 ⊆ ◡𝐵 → dom ◡𝐴 ⊆ dom ◡𝐵) | |
| 3 | 1, 2 | syl 18 | . 2 ⊢ (𝐴 ⊆ 𝐵 → dom ◡𝐴 ⊆ dom ◡𝐵) |
| 4 | df-rn 5663 | . 2 ⊢ ran 𝐴 = dom ◡𝐴 | |
| 5 | df-rn 5663 | . 2 ⊢ ran 𝐵 = dom ◡𝐵 | |
| 6 | 3, 4, 5 | 3sstr4g 3992 | 1 ⊢ (𝐴 ⊆ 𝐵 → ran 𝐴 ⊆ ran 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ⊆ wss 3907 ◡ccnv 5651 dom cdm 5652 ran crn 5653 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-ext 2737 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-sb 2094 df-clab 2744 df-cleq 2757 df-clel 2840 df-rab 3418 df-v 3459 df-dif 3910 df-un 3912 df-ss 3924 df-nul 4289 df-if 4484 df-sn 4586 df-pr 4588 df-op 4592 df-br 5106 df-opab 5168 df-cnv 5660 df-dm 5662 df-rn 5663 |
| This theorem is referenced by: rnssi 5921 imass1 6094 imass2 6095 ssxpb 6164 sofld 6177 resssxp 6261 funssxp 6724 dff2 7084 dff3 7085 fliftf 7303 1stcof 8004 2ndcof 8005 frxp 8110 frxp2 8128 frxp3 8135 fodomfi 9260 marypha1lem 9381 marypha1 9382 dfac12lem2 10116 fpwwe2lem12 10615 prdsvallem 17497 prdsval 17498 prdsbas 17500 prdsplusg 17501 prdsmulr 17502 prdsvsca 17503 prdshom 17510 catcfuccl 18165 catcxpccl 18253 odf1o2 19634 dprdres 20091 lmss 23416 txss12 23723 txbasval 23724 fmss 24064 tsmsxplem1 24271 ustimasn 24346 utopbas 24353 metustexhalf 24674 causs 25418 ovoliunlem1 25622 dvcnvrelem1 26137 taylf 26482 subgrprop3 29535 sspba 30988 imadifxp 32856 gsumpart 33296 metideq 34200 sxbrsigalem5 34595 omsmon 34605 carsggect 34625 carsgclctunlem2 34626 heicant 38166 mblfinlem1 38168 symrefref2 39158 dicval 41812 aks6d1c2 42759 rntrclfvOAI 43284 diophrw 43352 dnnumch2 43634 lmhmlnmsplit 43676 hbtlem6 43718 mptrcllem 44201 rntrcl 44216 dfrcl2 44262 relexpss1d 44293 rfovcnvf1od 44592 supcnvlimsup 46312 fourierdlem42 46721 sge0less 46964 isubgredgss 48485 |
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