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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 5828 | . . 3 ⊢ (𝐴 ⊆ 𝐵 → ◡𝐴 ⊆ ◡𝐵) | |
| 2 | dmss 5858 | . . 3 ⊢ (◡𝐴 ⊆ ◡𝐵 → dom ◡𝐴 ⊆ dom ◡𝐵) | |
| 3 | 1, 2 | syl 17 | . 2 ⊢ (𝐴 ⊆ 𝐵 → dom ◡𝐴 ⊆ dom ◡𝐵) |
| 4 | df-rn 5642 | . 2 ⊢ ran 𝐴 = dom ◡𝐴 | |
| 5 | df-rn 5642 | . 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 5630 dom cdm 5631 ran crn 5632 |
| 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 5639 df-dm 5641 df-rn 5642 |
| This theorem is referenced by: rnssi 5896 imass1 6067 imass2 6068 ssxpb 6139 sofld 6152 resssxp 6235 funssxp 6697 dff2 7052 dff3 7053 fliftf 7270 1stcof 7972 2ndcof 7973 frxp 8076 frxp2 8094 frxp3 8101 fodomfi 9222 fodomfiOLD 9240 marypha1lem 9346 marypha1 9347 dfac12lem2 10067 fpwwe2lem12 10565 prdsvallem 17417 prdsval 17418 prdsbas 17420 prdsplusg 17421 prdsmulr 17422 prdsvsca 17423 prdshom 17430 catcfuccl 18085 catcxpccl 18173 odf1o2 19548 dprdres 20005 lmss 23263 txss12 23570 txbasval 23571 fmss 23911 tsmsxplem1 24118 ustimasn 24193 utopbas 24200 metustexhalf 24521 causs 25265 ovoliunlem1 25469 dvcnvrelem1 25984 taylf 26326 subgrprop3 29345 sspba 30798 imadifxp 32671 gsumpart 33124 metideq 34037 sxbrsigalem5 34432 omsmon 34442 carsggect 34462 carsgclctunlem2 34463 heicant 37976 mblfinlem1 37978 symrefref2 38968 dicval 41622 aks6d1c2 42569 rntrclfvOAI 43123 diophrw 43191 dnnumch2 43473 lmhmlnmsplit 43515 hbtlem6 43557 mptrcllem 44040 rntrcl 44055 dfrcl2 44101 relexpss1d 44132 rfovcnvf1od 44431 supcnvlimsup 46168 fourierdlem42 46577 sge0less 46820 isubgredgss 48335 |
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