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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 5819 | . . 3 ⊢ (𝐴 ⊆ 𝐵 → ◡𝐴 ⊆ ◡𝐵) | |
| 2 | dmss 5849 | . . 3 ⊢ (◡𝐴 ⊆ ◡𝐵 → dom ◡𝐴 ⊆ dom ◡𝐵) | |
| 3 | 1, 2 | syl 17 | . 2 ⊢ (𝐴 ⊆ 𝐵 → dom ◡𝐴 ⊆ dom ◡𝐵) |
| 4 | df-rn 5633 | . 2 ⊢ ran 𝐴 = dom ◡𝐴 | |
| 5 | df-rn 5633 | . 2 ⊢ ran 𝐵 = dom ◡𝐵 | |
| 6 | 3, 4, 5 | 3sstr4g 3976 | 1 ⊢ (𝐴 ⊆ 𝐵 → ran 𝐴 ⊆ ran 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ⊆ wss 3890 ◡ccnv 5621 dom cdm 5622 ran crn 5623 |
| 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 3391 df-v 3432 df-dif 3893 df-un 3895 df-ss 3907 df-nul 4275 df-if 4468 df-sn 4569 df-pr 4571 df-op 4575 df-br 5087 df-opab 5149 df-cnv 5630 df-dm 5632 df-rn 5633 |
| This theorem is referenced by: rnssi 5887 imass1 6058 imass2 6059 ssxpb 6130 sofld 6143 resssxp 6226 funssxp 6688 dff2 7043 dff3 7044 fliftf 7261 1stcof 7963 2ndcof 7964 frxp 8067 frxp2 8085 frxp3 8092 fodomfi 9213 fodomfiOLD 9231 marypha1lem 9337 marypha1 9338 dfac12lem2 10056 fpwwe2lem12 10554 prdsvallem 17406 prdsval 17407 prdsbas 17409 prdsplusg 17410 prdsmulr 17411 prdsvsca 17412 prdshom 17419 catcfuccl 18074 catcxpccl 18162 odf1o2 19537 dprdres 19994 lmss 23272 txss12 23579 txbasval 23580 fmss 23920 tsmsxplem1 24127 ustimasn 24202 utopbas 24209 metustexhalf 24530 causs 25274 ovoliunlem1 25478 dvcnvrelem1 25994 taylf 26339 subgrprop3 29364 sspba 30818 imadifxp 32691 gsumpart 33144 metideq 34058 sxbrsigalem5 34453 omsmon 34463 carsggect 34483 carsgclctunlem2 34484 heicant 37987 mblfinlem1 37989 symrefref2 38979 dicval 41633 aks6d1c2 42580 rntrclfvOAI 43134 diophrw 43202 dnnumch2 43488 lmhmlnmsplit 43530 hbtlem6 43572 mptrcllem 44055 rntrcl 44070 dfrcl2 44116 relexpss1d 44147 rfovcnvf1od 44446 supcnvlimsup 46183 fourierdlem42 46592 sge0less 46835 isubgredgss 48338 |
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